under

prep.

1. 在…下面, 在…底下
   • They lay down under the shade of a tree.
     他们躺在一棵树的树阴下。
   • The village nestles under the hill.
     那村庄紧靠在山脚下。
   • All this happened under his eye.
     这一切都发生在他的眼皮底下。
   • She was carrying her handbag under her armpit when I saw her.
     我看到她时, 她腋下夹着手提包。
   • The old chair suddenly folded up under him.
     那张旧椅子让他一坐突然被压垮了。
   • This field has been laid under grass.
     这块地已经长满了草。
   • The soldiers stood firm under gunfire of the enemy.
     士兵在敌人的炮火下不屈不挠。
2. 少于, 低于
   • His income is under ￡2000 a year.
     他每年的收入不到两千英镑。
   • It is under the original.
     这低于原价。
   • He cannot be under thirty years of age.
     他的年龄不会小于三十岁。
   • It took us under a day.
     我们用了不到一天的时间。
3. 在…情况下, 在…过程中
   • The car is under repairs.
     这辆汽车在修理中。
   • Don't overload your lecture with details that do not bear on the topic under discussion.
     讲课时不要过多地谈与本题无关的细节。
4. 在…管辖下; 在…影响下
   • She has three secretaries under her.
     她手下有三名秘书。
   • The army is under the command of General Smith.
     这支部队由史密斯将军指挥。
   • We learned a great deal under her teaching.
     在她的教导下我们学到了很多东西。
   • This falls under the head rhetoric.
     这个属于修辞学项目。
5. 使用(某名称)
   • He never wrote under his real name.
     他从来不用真名实姓写作。
   • He didn't attend that meeting under the pretext of sickness.
     他以生病为借口, 没参加那个会议。
6. 根据…的条款
   • Under the terms of the agreement, you have to pay a weekly rent.
     根据这份协议的条款, 你得支付一周的房租。