s. lower in rank, power, or authority
r. down to defeat, death, or ruin
r. through a range downward
r. into unconsciousness
prep. 在...之下, 低于
a. 下面的, 从属的
adv. 在下面
1. The cat is hiding under the table.
猫藏在桌子下面。
2. Please put the box under the bed.
请把箱子放在床下。
3. She found her keys under the couch.
她在沙发下面找到了她的钥匙。