Wheelbox
n. 齿轮箱,传动箱
🗣️ 情景例句
I'll be at the construction site tomorrow.
明天我要去工地。
An evening red and a morning grey, is a sign of a fair day.
晚霞红如火，晓色青如灰，定是晴朗天。
He is a smart boy.
他是个小机灵鬼。