单词 | radioactive dust |
例句 | DEFINITIVE EXAMPLES 权威例句〔filter〕Devices in the two chimneys would filter (out) (= remove) radioactive dust.两个烟囱里的装置可以滤除放射性尘埃。剑桥高阶Devices in the two chimneys would filter (out) radioactive dust from smoke released into the air.两个烟囱里的装置可以滤除释放到空气中的烟雾中的放射性尘埃。剑桥国际 |
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