| 释义 |
clearance [英] [ˈklɪərəns] [美] [ˈklɪrəns] [名] 清除;间隙;批准;放行 词频排名 7229/55435 学习人数 22434 难度等级 4/10 认知比例 36.92% 例句 The pilot requested clearance for an emergency landing. 驾驶员请求准许紧急降落 There is a clearance of only five inches. 只有五寸的间隙。 to give sb. security clearance 对某人进行安全检查 助记 联想 clear(清楚,明白) + ance(名词后缀) = clearance(清除,空隙) 有间隙的地方要清理干净
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