Comburimeter
燃烧计
🗣️ 情景例句
Years of work went into these pictures.
多年心血换来这些照片。
He that never rode never fell.
不骑马就永不会从马上跌下。
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，