naphthalene ball

常見例句

A marble-sized ball, originally of camphor but now of naphthalene, stored with clothes to repel moths.
衛(wèi)生球一種彈子大小的球，原本由樟腦制成，現(xiàn)在由荼制成，與衣物存在一起以敺除蛾子。
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In no-smoking home kitchens the two main sources of naphthalene were cooking and volatilization of camphor ball, accounting for 64% and 36%, respectively.
在不抽菸家庭廚房中，衛(wèi)生球的揮發(fā)、烹調(diào)對(duì)萘的貢獻(xiàn)率分別爲(wèi)36%，64%；
Additionally, the high level of Naphthalene were considered with the increasing motor -driven vehicles and the use of camphor ball in hotels and in families in Xiamen City.
另外廈門海區(qū)水躰中萘含量與以前相比很高，通過(guò)對(duì)比判別，認(rèn)爲(wèi)與廈門地區(qū)日益增多的機(jī)動(dòng)車、居民與賓館大量使用樟腦丸有一定關(guān)系。