是不及物動詞。
v. 落下;跌倒;下垂;跪下;(地面)向下傾斜;(數(shù)量等的)減少; (雨或雪) 降落;淪陷; 陣亡;進入(某狀態(tài));突然來到n. 落下;跌倒;(雪、巖石等的)降落;(數(shù)量等的)減少;秋季;垮臺、衰敗Spots of rain had begun to fall.雨點已經(jīng)開始落下來了。Aren't you afraid (that) you'll fall 你不怕會跌倒嗎?Output will fall by 6%.產(chǎn)量將下降6%。He was terrified (that) he would fall.他很害怕會跌倒。She broke her right leg in a bad fall.她在一次嚴重的跌倒中右腿骨折了。