Gastrolith
n. [医]胃石
🗣️ 情景例句
Just because you major in English, don't think that you will have mastered real English.
不要以为你是英语专业的就能精通“真正”的英语。
They could imagine who was at the door.
他们无法想象门那边有谁在。
Look at those black clouds. It's going to rain.
看那成堆的乌云，要下雨啦！