拥有这些设备的人主要用它们来听音乐、查看天气和设置计时器。
People who have these devices use them mainly for listening to music, checking the weather, and setting timers.
正如预测的那样，在光线下孵化的小鸟主要用右眼寻找食物，而用另一只眼睛观察是否有捕食者。
As predicted, the birds incubated in the light looked for food mainly with their right eye, while using the other to check out the predator.
这颗卫星将主要用来转播电视节目。
The satellite will be used mainly to relay television programmes.
这种表达主要用于口语，而不是书面语。
她有一台微波炉，但是主要用于解冻面包。
She has a microwave, but uses it mainly for defrosting bread.
设计这把枪只有一个目的–主要用于杀人。
This gun is designed for one purpose – it's basically to kill people.
最初，肥皂并不主要用于清洁。
它主要用来下棋和修理宇航员的飞船。
It was mainly used to play chess and repair the astronauts' spaceship.
紫禁城位于北京市中心，主要用砖砌成。
Located at the center of Beijing, the Forbidden City is mainly built of bricks.
问题是它主要用于和平目的还是作为致命武器使用。
The question is whether it will be most used for peaceful purposes or as a deadly weapon.
这类系统主要用来防止投机取巧和掠夺，这造成了大多数入室盗窃。
These kinds of systems are primarily designed to protect against the sort of opportunistic smash and grab attack that makes up the majority of burglaries.
它有超过1200亿的无资金准备的负债，主要用于员工医疗和退休费用。
It has more than 120 billion in unfunded liabilities, mostly for employee health and retirement costs.
因为它们的主要用途不是功能性的，所以它们只在制造材料方面受到限制。
Because their primary purpose is not functional, they are only limited in terms of the materials used to make them.
因为音乐演奏比起演讲来说，更需要回声，所以我们必须考虑房间的主要用途。
So we'll have to take into account what the room will be mainly used for, since music requires more reverberation than speech.
它主要用于奶牛和城市周边地区，这些地区提供包括牛奶营销在内的配套服务。
Its use is primarily in dairy cattle and peri-urban areas where complementary services including milk marketing are available.
在第一种情况下，雄性竞争和性内选择产生相对简短的鸣声，主要用于地盘行为。
In the first, male competition and intrasexual selection produce relatively short, simple songs used mainly in territorial behavior.
与此同时，它有超过1200亿的无资金准备的负债，主要用于员工医疗和退休费用。
Meanwhile, it has more than 120 billion in unfunded liabilities, mostly for employee health and retirement costs.
然而，近年来，证据表明，主要用于增强肌肉力量和耐力的训练计划也可能有益于健康。
However, in recent years, evidence has shown that training programs designed primarily to improve muscular strength and endurance might also offer some health benefits as well.
中国人用砖或石头建造他们的宝塔，内部装有楼梯，在后来的几个世纪里主要用作瞭望塔。
The Chinese built their pagodas in brick or stone, with inner staircases, and used them in later centuries mainly as watchtowers.
在选择最能促进课堂学习的评分方法时，教师应具有很大的自由度；毕竟，这是成绩的主要用途。
A teacher deserves wide latitude in selecting the method of grading that best promotes learning in her classroom; that is, after all, the prime function of grades.
这些动物有公牛、野马、驯鹿、野牛和猛犸象，用木炭画出轮廓，主要用红色、黄色和棕色来上色。
The animals are bulls, wild horses, reindeer, bison, and mammoths outlined with charcoal and painted mostly in reds, yellow, and browns.
归根结底，这类系统主要用于防止投机取巧的砸橱窗抢劫袭击，大部分的入室盗窃都属于这类袭击。
At the end of the day, these kinds of systems are primarily designed to protect against the sort of opportunistic smash-and-grab attack that makes up the majority of burglaries.
它主要用作宗教教学的工具，通常用拉丁语表达，也就是当时在意大利影响相当大的基督教会语言。
It was used primarily as a vehicle for teaching religion and was generally presented in Latin, the language of the Christian Church which had considerable influence in Italy at that time.
煤炭和天然气主要用于发电，而石油主要用于给运输提供能量，但所有这些能源的价格是相互关联的。
Coal and natural gas are mainly used for electricity generation, whereas oil is used mostly to power transportation, yet the prices of all these energy sources are linked.
证据表明，莺主要用它们极其精致的歌声吸引雌性，这清楚地证实了雌雄间选择对鸟类鸣叫进化的影响。
The evidence suggests that warblers use their extremely elaborate songs primarily to attract females, clearly confirming the effect of intersexual selection on the evolution of birdsong.
卡罗莱纳医院指出，因为主要用英语写作，古巴裔美国作家被排除在关于古巴流亡文学的选集和分析之外。
Carolina Hospital notes that Cuban-American writers who write primarily in English are dismissed from anthologies and analyses of Cuban exile literature on that account.
许多年前，人们主要用吉他和鼓演奏拉丁音乐，但现在的拉丁音乐都以拥有很多其他乐器的整个管弦乐队来演奏。
Many years ago, people played Latin music mostly on guitars with drums, but now whole orchestras with lots of other instruments play it.
《牛津英语词典》将LOL定义为一个叹词，“主要用于电子通信……以引起对笑话和幽默语句的注意，或表示可笑”。
The OED defines LOL as an interjection "used chiefly in electronic communications… to draw attention to a joke or humorous statement, or to express amusement".
它主要用于电力巡航。
它主要用于电力巡航。
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