Microdetection
微量测定
🗣️ 情景例句
Thank you, Mr. Johnson.
谢谢你。约翰逊先生。
If you're hungry, we can eat dinner now.
如果你饿了，我们现在就去吃饭。
Indeed, the concept of free speech only exists in our modern society because when you are inside a community,
的确，言论自由的概念只存在于我们现代社会中，因为当你生活在一个社团当中时，