Infiltrometer
渗透计
🗣️ 情景例句
He is still unable to express himself in English.
他仍然不能用英语表达自己的意思。
Don't you think we should add a sentence here like this?
难道你不觉得我们应该在这儿加上一句话？
How I envy you.
我真是羡慕你。