sw pump
基本释义
服务用水泵
实用场景例句
学术讨论
The study showed substantial improvements in the treatment group.
研究表明治疗组有显著改善。
日常对话
The repair costs were substantial.
维修费用相当可观。
校园生活
He made a substantial donation to the university.
他为大学做出了 substantial 的捐赠。
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