Promptly the passage was full of squalid shirt-clad figures rushing for the bathroom, for there was only one tub full of water between us all in the morning, and it was first come first served.

走廊里迅速挤满肮脏的套着衬衣的身躯，争先恐后奔向浴室，因为早晨给所有人用的水只有一浴盆，谁先到谁先洗。

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Tickets are available on a first come, first served basis.

票先来先买，售完为止。

《牛津词典》

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"It's first come first served the way I look at it, " Charles Sweeney said.

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Restaurant reservations must be made at least a few weeks in advance, while seats at the wine bar can be had on a first-come, first served basis.

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It's first come, first served, and students are often turned away when the tiny studio fills up.

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