quota noun
ADJ. full He never takes his full quota of holidays. | annual, daily, monthly, weekly | national | fishing, milk, etc. the introduction of EU milk quotas | export, import, production
VERB + QUOTA agree, determine, establish, set | allocate, impose, introduce | increase | reduce | achieve, fill, fulfil, reach We had to increase our output to fill the quota by the end of the year. | exceed Many countries are still exceeding their quotas.
QUOTA + NOUN system
PREP. ~ for quotas for oil production | ~ on national quotas on imports of cars
You can also check other dicts: quota (English, 中文解释 ), wordnet sense, Collins Definition