r. on the lower or downward side; on the underside of
r. under or below an object or a surface; at a lower place or level; directly beneath
adv. 在下面
prep. 在...的下面
1. The cat is sleeping underneath the table.
猫在桌子下面睡觉。
2. She found her keys underneath the couch.
她在沙发下面找到了她的钥匙。
3. The treasure is buried underneath the old tree.
宝藏埋在老树下面。