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
She exchanged a few words with the foreigner.
她和那个外国人交谈了几句。
I succeeded because I willed it; I never hesitated.
我成功是因为有决心，从不犹豫。
Many pedal their tricycles, but most of them prefer to push or drag them.
很多孩子用脚蹬车，但多数孩子更愿意推或是拉着三轮车。