quotas
A quota is the limited number or quantity of something which is officially allowed.
The quota of four tickets per person had been reduced to two.
每人4张票的限额已减少到了2张。
The country now imposes quotas on beef imports to protect its weak farm industry.
该国现在对牛肉进口规定了配额以保护其孱弱的农业。
A quota is a fixed maximum or minimum proportion of people from a particular group who are allowed to do something, such as come and live in a country or work for the government.
The bill would force employers to adopt a quota system when recruiting workers.
该法案将迫使雇主们在录用工人时采取配额制。
The court, on a 5-4 vote, outlawed racial quotas in university admissions.
法庭以5比4的投票裁定大学录取中的种族配额为非法。
Someone's quota of something is their expected or deserved share of it.
They have the usual quota of human weaknesses, no doubt.
他们毫无疑问也有人类共有的弱点。