Security clearance
[法] 忠贞调查
🧩 词语组成解析
🗣️ 情景例句
I don't know what I would do without you.
我真不知道没有你们我怎么办。
To advertise cheap food
推销廉价食物
But, in contrast, it is only in modern times that Galileo has become a problem child for historians of science.
但是相比之下，只是在现代对于科学史家来说，伽利略才变成一个新的难题。