If there are decimal in your answer, round them up to the nearest whole number.
如果你得出来的答案是小数,就四舍五入到最接近的整数。
2
The nearest modern equivalent I can think of to this is the ID card that everybody working in an office now has to wear round their necks to get past the security check.
我认为这物品最相当于现代社会的办公室里,大家都佩戴在脖子上通过安全检查时的工作身份牌。
3
Round each measurement to the nearest whole inch or centimetre.