Conductivity detector
[化] 电导检测器
🧩 词语组成解析
🗣️ 情景例句
Live and let live.
各人有各人的活法。
I'm going to buy four feet.
我要买四英尺。
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.
历史学家迄今认为日历是随农业的问世而出现的，因为当时人们面临着了解四季的实际需要，