Halcomb
哈尔库姆合金钢
🗣️ 情景例句
No problem.
小事一桩。
Tom's been feeling blue ever since his divorce.
自离婚以来，汤姆一直很忧郁。
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，