迟早, 早晚

你应该考虑的项目被放置在地方上还是第一次使用.

first page

Not even the first stroke of the character is in sight; Nothing tangible is yet in sight.

be bent solely on profit; put profit first

First aid

people regard food as their prime want; food the first necessityof man

last-in first-out memory

first order kinetics

different first page