Hardmeter
硬度计
🗣️ 情景例句
How long does it take you to get through a letter?
你写一封信要花多少时间？
Is your factory any different from other plastics factories?
你们工厂和其他塑胶工厂有何差别呢？
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，