Secondman
n. (内燃机车或电气列车上的)助理驾驶员
🗣️ 情景例句
That's easy.
这很容易。
Henry got a toothache and asked to be excused.
亨利牙疼，请求离开一下。
She must be at least thirty-five years old.
她至少也有35岁了。