Pertest
percolation test(ing) 渗透试验
🗣️ 情景例句
It's an excellent title.
这是个绝妙的书名。
Is there a beauty shop nearby?
这附近有没有美容院？
We'll leave some evenings free,that is,if it is all right with you.
如果你们愿意的话，我们想留几个晚上供你们自由支配。