I bent down to pick up the coins scattered on the floor. 我弯腰去捡散落在地上的硬币。 Bow 鞠躬 He bowed deeply to the sensei after the karate match. 空手道比赛结束后，他向师傅深深鞠躬。 Fall (over) 摔倒 The kid fell over while chasing ...