Pyrethrol
除虫菊醇
🗣️ 情景例句
The bridge is about three hundred and eighty-five feet long.
桥长约三百八十五英尺。
Hide nothing from thy physician.
切莫讳疾忌医。
'At the time the murder was committed, I was travelling on the 8 o'clock train to London,' said the man.
“在凶杀发生的时候，我正坐在8点钟开往伦敦的火车上。”那人说。