under

US /ˈʌn.dɚ/
UK /ˈʌn.dɚ/
"under" picture
1.

在...下面

extending directly below

:
The cat is hiding under the bed.
猫藏在床下
She put the book under her arm.
她把书夹在胳膊下
2.

低于, 在...以下

less than (a specified amount, rate, or number)

:
Children under 12 must be accompanied by an adult.
12岁以下的儿童必须由成人陪同。
The temperature dropped under zero.
气温降到零度以下
3.

在...管理下, 受...控制

controlled or governed by

:
The country is under new management.
这个国家由新管理层管理
The city is under siege.
这座城市正处于围困之中。
1.

向下, 在下面

in or to a lower position or state

:
Push the lever under.
把杠杆往下推。
The sun went under the horizon.
太阳落到地平线以下
1.

低级的, 次要的

lower in position; subordinate

:
He felt under and out of place.
他感到低人一等,格格不入。
The team was under and struggling.
球队处于劣势,苦苦挣扎。