释义 |
a ONEeI, Ean determinerone一a hundred一百a thousand一千a million一百万a dozen一打Round the table were seated six men and a woman.桌子周围坐着六位男士和一位女士。'A' can also be used after FRACTIONS用于分数之后half a mile半英里three-quarters of an hour三刻钟six-tenths of a second零点六秒'A' can also be used to mean each or every.每一个Take one tablet three times a day.每天三次,每次一片。He earns $100 000 a (=in one) year.他每年挣10万美元。
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