drop off
US
UK drop off vi phrasal: informal, figurative (decrease) (非正式用语)
SC 减少 jiǎn shǎo
TC 減少
TC 減少
SC 下降 jiǎn shǎo ，xià jiàng
TC 下降
TC 下降
Sales have dropped off dramatically since the start of the credit crunch.
自从信贷紧缩以来，销售量就大幅下降。
drop off vi phrasal: figurative, slang (fall asleep) (俚语)
SC 睡着, 打盹儿
I dropped off at the wheel and crashed the car.
我开车时睡着了，结果发生了撞车。
drop [sb] off, drop off [sb] vtr phrasal sep: informal, figurative (let out of a vehicle)
SC 送某人去
SC 开车带某人去
I drop my husband off at work every morning.
我每天早上送丈夫去上班。
drop [sth] off, drop off [sth] vtr phrasal sep: informal, figurative (take [sth] somewhere)
SC 把…放在 bǎ … fàng zài
SC 把…送到 bǎ … fàng zài，bǎ sòng dào
Don't forget to drop the keys off at your mother's before you go.
你走之前别忘了把钥匙送到你妈妈家。
drop-off n: informal (decrease)
SC 下降 xià jiàng
TC 下降
TC 下降
SC 减少 xià jiàng ，jiǎn shǎo
TC 減少
TC 減少
There has been a sharp drop-off in sales as the economic crisis bites.
受经济危机的影响，销售量急剧下降。
drop-off point n: (vehicle: place to set [sb], [sth] down)
SC 下客点，下车处
There is a warehouse at the port that serves as a drop-off point, we collect the merchandise there.