Identification reaction
[化] 鉴定反应
🧩 词语组成解析
🗣️ 情景例句
Mr. Lu, we are very pleased to be able to offer this product to you.
陆先生，我们很高兴能提供这个产品给您。
The great fish ear up the small.
弱肉强食。
Nothing serious, I hope.
我希望没什么大病。