| 单词 | let down |
| 释义 | let down 1．descend；lower 放下 *Please let down the blinds．请把百叶窗放下。 2．disappoint；betray 使…失望 *The team felt that they had let the coach down．队员们觉得他们让教练失望了。 *We've been let down so many times by the importers，who always seem to be late delivering the goods．进口商们已多次令我们失望，他们似乎总是要推迟交货。 *He won't let you down；he's very reliable．他不会让你失望的，他很靠得住。 3．slow up；slacken 慢下来；松懈 *The horse let down near the end of the race and lost．那匹马在近终点时慢了下来，所以输了。 *Don't let down even if the going is good．即使在顺利的情况下也不要松劲。 *We must not let down our vigilance against the enemy．我们决不可放松对敌人的警惕性。 4．lengthen；make（clothes）longer延长；把（衣服）放长 *She let the dress down，several centimetres．她把这件衣服放长了几厘米。 5．loosen and let fall 披散 *She let her hair down．她披散着头发。 6．deflate 放气 *A naughty boy has let down the back tyre of my bike．一个顽皮的男孩把我自行车后胎的气给放了。 |
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