vi. 走得极慢,落后;
vt. 落后于;给…加上外套;把…关进牢里;逮捕;
n. 滞后,(两事件之间的)时间间隔;囚犯;防护套;桶板;
🗣️ 情景例句
He's always in and out of jobs.
他老是跳槽。
No. Can't you see that rocket is almost falling down.
不。你不知道火箭快要倒下来了吗?
The men of our family waded down through our flooded meadows with boathooks, in the hope of being able to grapple a corner of the raft and pull it out of the current towards our bank.