Lassaigne's test
[机] 拉萨涅试验
🧩 词语组成解析
🗣️ 情景例句
Hey, that's terrific, Mom!
嗨 ，太棒了， 妈妈！
Believe not all that you see nor half what you hear.
眼见的不能全信，耳闻的也不能半信。
Travellers on short trips to areas with water supplies of uncertain quality should avoid drinking tapwater, or untreated water from any other source.
短途旅行到水质不保险的地区时，应避免饮用水龙头的水或未经处理任何其他来源的水。