bì
guard against, take care; caution
careful; to prevent
Pictophonetic: semantic 比 (compare), phonetic 必
Made of 比 + 必
比必闭毕笔彼避逼鼻陛壁币臂毙鄙碧庇蔽弊哔匕痹俾弼蓖璧敝跸畀婢荜襞裨薜滗萆