吃透英语课本，提升在校竞争力
n. 手；“hand”的复数
原型：hand
To be healthy, we should also keep clean: wash our hands before eating and brush our teeth twice a day.
为了健康，我们也应该保持清洁：吃饭前洗手，每天刷两次牙。
Do you wash your hands before eating?
你吃饭前洗手吗？
You must wash your hands often.
你必须经常洗手。
You shouldn't eat with dirty hands.
你不应该用脏手吃东西。
