Tellurism
水土致病, 地氣致病
??? 情景例句
How was your weekend?
你們的周末過得怎么樣
We've got to report back to the head office.
我們還要回去向總部匯報情況呢。
I'm very well, thank you.And you?
很好，謝謝你。你好嗎？