Portraiture, once a luxury for the privileged few, was suddenly well within the reach of many more people.
肖像画曾经是少数有特权的人拥有的奢侈品，突然变成了更多人可以很容易接触到的事物。
The salt and gypsum, the faunal changes, and the unusual gravel provided abundant evidence that the Mediterranean was once a desert.
盐和石膏、动物群落的变化和不寻常的沙砾充分证明地中海曾经是一片沙漠。
A good tip for summer eating is to limit frozen treats like ice cream to no more than once a week.
一个夏季饮食的好建议是每周食用冰淇淋这样的冷冻食品不超过一次。
There was once a king's son who had a bride whom he loved very much.
从前，有一个王子，他有一个心爱的新娘。
There was once a one-legged dragon who said to the centipede, "How do you manage all those legs?''
从前有一条独脚龙，它对蜈蚣说：“你如何管理那么多腿？”
I do exercises for legs approximately once a week and most of my leg workouts include ballet movements and yoga stretching.
我大约每星期一次做腿部运动，而且绝大部分的腿部训练包括芭蕾舞步和瑜伽伸展运动。
There was once a man in South America who had a parrot, a pet bird that can imitate human speech.
从前，南美洲有个人养了一只鹦鹉，一种能模仿人类说话的宠物鸟。
Tad reads books to the children at the Green Oaks School once a week.
泰德每周给绿橡树学校的孩子们读一次书。
Peter said joyously, "I do like moving! I wish we moved once a month."
彼得兴高采烈地说：“我喜欢搬家！我希望我们每个月搬一次家。”
In summer, we like to hang out at the beach and go surfing at least once a month.
夏天，我们喜欢在沙滩上闲逛，每个月至少冲一次浪。
The FUF's tree experts make "house calls" to every newly-planted street tree once a month.
“城市森林之友”（FUF）的树木专家每月对每棵新种植的街道树木进行一次“出诊”。
Taking exercise such as playing tennis in the gym at least once a week is beneficial to our health.
一周至少做一次运动，如在体育馆打网球，这对我们的健康有好处。
Saihanba in Hebei Province was once a desert, but now it has become the biggest man-made forest in China.
河北省的塞罕坝曾经是一片沙漠，但现在它已经成为中国最大的人工林。
Shashiyu was once a poor village in Hebei Province, but now it has changed into a rich and livable place.
沙石峪村曾是河北省的一个贫穷村庄，但现在它已经变成了一个富裕而又宜居之地。
People who see her on television now will find it hard to believe that she was once a shy girl who refused to speak up in class.
现在在电视上看到她的人，很难相信她曾经是一个在课堂上拒绝发言的害羞女孩。
The story is one of scores in To Forgive Design: Understanding Failure, a book that is at once a love letter to engineering and a paean to its breakdowns.
这个故事是《原谅设计：理解失败》中的一个片段。这本书既是给工程学献上的情书，也是对其工程故障的赞歌。
Only allow yourself to do email once a day, for 30 minutes.
这样吧，每天只允许自己检查一次电子邮件，每次30分钟。
I used to go out to the movies at least once a week, and sometimes more.
过去我经常每周都要去看一次电影，有时还不止一次。
Try veggies in place of a meat dish once a week and the dollars will add up.
一周一次尝试用蔬菜代替肉食，你的钱袋会鼓起来的。
You can help reverse the effects of aging on the brain by eating these berries once a day.
每天吃一次浆果能帮助您逆转衰老对大脑的影响。
Schedule a convenient time, at least once a week, to spend the whole day with your child.
安排一个合适的时间，至少一周一次，花上一整天和你的孩子待在一起。
He'll also need to eat solid foods - first just once a day, but eventually several times a day.
他也需要吃固体食物，一开始是一天吃一顿，慢慢的，一天好几顿。
Then a hermit, who visited the city once a year, came forth and said, "Speak to us of Pleasure."
一位每年造访城市一次的隐士走上前说，请给我们谈谈享乐。
There was once a one-legged dragon who said to the centipede, "How do you manage all those legs?"
从前有一条独脚龙，它对蜈蚣说：“这么多腿你管得过来吗？”
And although he has to queue for hours at the bank once a month to draw it, he has few complaints.
而且尽管每个月他都要去银行排上几个小时的队才能拿到这笔钱，他仍然毫无怨言。
So schedule your lunch break for a little cooking relaxation, even if you’re only doing it once a week.
所以，为一次小小的烹饪消遣规划出你的午餐时间，哪怕一周只有一次。
So schedule your lunch break for a little cooking relaxation, even if you're only doing it once a week.
所以，为一次小小的烹饪消遣规划出你的午餐时间，哪怕一周只有一次。
They could only meet once a year on a bridge formed by magpies, who took pity on the separated couple.
他们一年只能够在桥上见一次面，而这座桥是由怜悯他们的喜鹊搭好的。
They could only meet once a year on a bridge formed by magpies, who took pity on the separated couple.
他们一年只能够在桥上见一次面，而这座桥是由怜悯他们的喜鹊搭好的。
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