| 正面 | 623.available 英 [ə'veɪləb(ə)l]美 [ə'veləbl]     |
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| 背面 |     释义： 1、a- "to" (see ad-) + -vail- "be worth" + -able.adj. 有效的，可得的；可利用的；空闲的 例句： 1. They have only a vague idea of the amount of water available.他们只是大概知道可用水的总量。 available 可获得的，有空的avail,有益，有用，-able,形容词后缀。引申词义可获得的，有空的等。 availableavailable: see valueavailable (adj.)mid-15c., "beneficial," also "valid, effective, capable of producing the desired effect," from avail + -able. Meaning "at one's disposal, capable of being made use of" is recorded from 1827." |