| 词汇 | (keep sth/put sth/be) under lock and key |
| 释义 | ● (keep sth /put sth /be ) under ˌlock and ˈkey locked up safely somewhere ; in prison 把…安全地锁起来；在押；被囚禁◆ We keep our valuables under lock and key . 我们把贵重物品锁起来收好了。◆ I will not rest until the murderer is under lock and key . 杀人凶手一天不关起来我一天不罢休。See also key |
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