Detection limit
[化] 检出限
🧩 词语组成解析
🗣️ 情景例句
Mr. Douglas is currently on leave.
道格拉斯先生眼下正在休假。
Carrion crows bewail the dead sheep and then eat them.
乌鸦吃死羊，先要哭一场；猫哭老鼠假慈悲。
There were books, clothing and photographs, together with letters which the seaman had once received from his wife.
其中有书箱、衣服、照片以及水手收到的妻子的来信。