| 释义 |
sign AHD[sīn] D.J.[saɪn]K.K.[saɪn]signed, sign.ing, signs sign off - To announce the end of a communication; conclude.宣布广播结束；结束
- To stop transmission after identifying the broadcasting station.在说完广播电台台名之后停止播送
- Informal To express approval formally or conclusively:【非正式用语】 正式同意：正式或结论性地表示同意：got the Congress to sign off on the tax proposal.使国会正式同意这项税务提案
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