Concentration limit
[化] 浓度极限
🧩 词语组成解析
🗣️ 情景例句
It was dumb of you to say that.
你说那种话真的是太愚蠢了。
Light troubles speak; great troubles are silent.
小困难，大声叫嚷；大困难，闷生不响。
'I found this outside this gentleman's room,' she said.
“这是我在这位先生的房门外捡到的，”她说。