It is suggested that sunscreen be applied every one to two hours in a sunny day.
建议在晴朗天气里每隔一到两个小时涂抹防晒霜。
The conference broke for a recess, but the 10-minute break stretched to two hours.
会议暂时休会，但10分钟的休息延长到了两小时。
He spends up to two hours making each portrait.
他花了长达两个小时来制作每幅肖像。
All had marked increases in troponin within one to two hours after they started running.
在开始跑步后一到两个小时内，所有人的肌钙蛋白水平都有增高。
Edward Everett, who preceded the president on the program, had confined his remarks to two hours.
爱德华•埃弗里特按计划在林肯之前演讲，他将演讲限制在两个小时。
The virus remains active and contagious in the air or on infected surfaces for up to two hours.
麻疹病毒在空气中或受感染物体表面2小时内可保持活力和传染性。
Try scheduling one to two hours per week or a specific date and time to focus on advertising your business.
试试每周安排一到两个小时或者特定的日子集中搞营销吧。
They have to walk sometimes up to two hours to come to work and usually go without lunch to save money.
他们有时需要步行多达两小时来上班，并通常为了省钱不吃午饭。
Even one hour of screen time a day is a lot for preschoolers; one to two hours is maximum for older children.
对于学龄前儿童来说每天一小时的观看时间已算是很多了；对于稍大些的孩子来说顶多一到两个小时。
Your brain is most alert one to two hours after waking, according to the Sleep-Wake Disorders Centre in New York.
根据纽约的睡眠障碍中心的观点，在醒来后的一到两个小时，你的大脑是最为清醒的。
Today, a one-stop border post that the World Bank helped establish has cut down the transfer time to two hours or less.
而如今，由世界银行帮助建立的一站式边境哨所使递交时间减少两个小时或更多。
Study authors say people in the United States are losing sleep, with Americans sleeping one and a half to two hours less a night than we did 40 years ago.
研究的发起者说美国的人们在失去睡眠，现在的美国人比40年前的少睡一个半钟到2个钟。
Every mother who returns to work full-time must be allowed ‘breastfeeding breaks’ of up to two hours each day, according to the latest rules from Brussels.
根据位于布鲁塞尔的欧盟订立的新规定，每位休完产假回来全职工作的母亲每天都必须有两小时的哺乳假。
A business lunch usually lasts from one to two hours and it often takes place at a restaurant with a pleasant, quiet atmosphere conducive to private discussions.
商务午餐通常持续1 - 2.5小时，在餐厅举行，那里安静宜人，适合进行私人对话。
For each person, doctors measured blood sugar levels up to two hours after subjects had swallowed a sugar solution or, in cases where diabetes was suspected, eaten a bun.
每个接受检查的人，他们先喝下一杯糖水，两个小时后医生将测量他们的血糖水平；而对于疑似糖尿病患者，则是让他们吃下一个小甜饼。
The Japanese,scrimping on sleep and burdened with long commutes and working hours, still manage to spend close to two hours a day eating and drinking, placing them third behind New Zealanders。
尽管日本人睡眠时间少、通勤和工作时间长，但他们每天仍会在吃喝上花上近两个小时，因此日本在该项排名第三位，仅次于新西兰。
The Japanese, scrimping on sleep and burdened with long commutes and working hours, still manage to spend close to two hours a day eating and drinking, placing them third behind New Zealanders.
尽管日本人睡眠时间少、通勤和工作时间长，但他们每天仍会在吃喝上花上近两个小时，因此日本在该项排名第三位，仅次于新西兰。
Garg says the benefits are manifold: It takes up to two hours and 150-200 kilograms of wood to burn a body completely, while a traditional pyre takes six hours and burns 500-600 kilograms of wood.
加格说它带来的益处是多方面的：火葬一具尸体只需要2个小时和150-200公斤的木头就完全搞定，而传统的火葬一般需要6个小时，烧掉500-600公斤的木头。
The American Academy of Pediatrics has urged parents to limit children's television viewing to no more than one to two hours per day — and to try to keep younger children away from TV altogether.
美国儿科学会敦促家长们把孩子每天看电视的时间限制在一到两个小时之内，并且让年幼的孩子们远离电视。
Those who were online more than two hours per day were considered "heavy" Internet users, while those online anywhere from several times per week to two hours per day were considered "regular" users.
那些每天上网时间超过两小时的人被视为“过度上网者”，而那些上网时间介于“每周几次”到“每天两小时”的人则被视为“正常上网者”。
I managed to work for two hours without interruption.
我总算连续工作了两小时。
Patients took more than two hours to be processed through the department.
病人们花了两个多小时才走完那个科室程序。
There is no direct flight serving these two destinations now, while it takes around 5 hours to get there by car.
现在没有直飞这两个目的地的航班，而开车到那里大约需要5个小时。
They were so kind to spend two hours helping me and I didn't even know their names.
他们太好了，花了两个小时来帮助我，我甚至不知道他们的名字。
Boys in Switzerland and Portugal were least likely to dedicate two hours a day to sitting in front of a computer.
瑞士和葡萄牙的男孩最不可能每天花两个小时坐在电脑前。
After two hours' drive, we came to what is called a green house, through the glass wall of which, we saw lots of green plants.
经过两个小时的驾驶，我们来到了称之为温室的地方，通过那里的玻璃墙我们看到了很多绿色植物。
A week later, they were asked to sleep for only four hours every night for two nights in a row.
一周后，他们被要求连续两晚每晚只睡四个小时。
At a minimum, you should spend two hours in the evening studying in order to catch up with your classmates.
为了赶上同学，你晚上至少应该花两个小时学习。
He walked two hours at weekends to the market to buy different things to sell around his school.
他周末要走两个小时的路去市场买各种各样的东西，以便在学校周围卖。
We are due to leave Folkestone in about five minutes and a journey to Boulogne will take approximately two hours.
我们预计将在五分钟内离开福克斯通，前往布洛涅大约需要两个小时。
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