Unit train
为某货运单位专编的循环直达列车
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
He visited with Grandma and me in Florida
他到Florida看过祖母和我
How long has it been since you've heard from your uncle?
自从你听到叔叔的消息有多长时间了？
I took one guiltily, lit it and smoked with satisfaction.
我内疚地接过一枝点上，心满意足地抽起来。