falling off
n. 减退, 下降, 衰退
例句与用法：
Export trade is falling off.
出口贸易减少了。
Export trade was falling off.
出口贸易减少了。
He was covered in bruises after falling off his bicycle.
他从自行车上跌下来，满身青一块、紫一块。
I have nightmares about falling off a cliff.
我常做恶梦梦见从悬崖上摔下来。
falling off
n. 减退, 下降, 衰退
例句与用法：
Export trade is falling off.
出口贸易减少了。
Export trade was falling off.
出口贸易减少了。
He was covered in bruises after falling off his bicycle.
他从自行车上跌下来，满身青一块、紫一块。
I have nightmares about falling off a cliff.
我常做恶梦梦见从悬崖上摔下来。