Question

20071.undersea英 ['ʌndəsiː]美 ['ʌndɚsi]

Accepted Answer

释义：adj. 水下的；海面下的例句：1. The technology of undersea mining was then undeveloped.那时候深海采矿技术还不成熟.1、val- "be strong" + -id.2、含义：strong, effective, having force in law, legally binding, supported by facts or authority.3、in- "not" + valid.undersea (adj.)1610s, from under + sea."

正面	20071.undersea 英 ['ʌndəsiː]美 ['ʌndɚsi]
背面	释义： adj. 水下的；海面下的例句： 1. The technology of undersea mining was then undeveloped.那时候深海采矿技术还不成熟. 1、val- "be strong" + -id.2、含义：strong, effective, having force in law, legally binding, supported by facts or authority.3、in- "not" + valid. undersea (adj.)1610s, from under + sea."

Undersea 20071.Undersea 英 ʌndəsiː]美 ʌndɚsi 释义 Adj 水下的；海面下的