Pertest
percolation test(ing) 渗透试验
🗣️ 情景例句
Because the job was not challenging enough.
因为那份工作挑战性不够。
I'm afraid you will be angry.
我怕你会发脾气。
I made your birthday cake last night, when you were in bed, Mrs Read answered.
“昨天晚上你睡觉时，我就做好了你的生日蛋糕，”里德夫人回答说。