✅ 同义词
🗣️ 情景例句
Going swimming should be a good way of letting your hair down after a hard day's work.
游泳是在辛苦了一天后放松自己的好方法。
Strike while the iron is hot.
见机行事。称热打铁。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。