Leptometer
比粘计
🗣️ 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。
To strive, to seek, to find, and not to yield.
要奋斗，要探索，要有所发现，而不要屈服。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，