Pertest
percolation test(ing) 渗透试验
🗣️ 情景例句
Don't worry, it's in the bag.
不用担心， 这事儿十拿九稳。
I'd like to have a seat by the window.
我要一个靠窗的座位。
There seems to be something wrong with it, but that's the fault of the company that made it.
这衬衣似乎有点问题，但看来这是衬衣公司的责任。