常见例句If your income is$2,386.46, it will be rounded down to$2,386 for tax purposes.如果你的收入是2,386。46美元,爲收稅的方便,就將尾數捨去成2,386美元整數。A charge of 1.90 will be rounded up to 2, and one of 3.10 rounded down to 3.把 1. 返回 rounding down