Homojunction
同类结, 单质结
🗣️ 情景例句
There's another advanced class today at four o'clock.
今天下午四点钟还有一次高级班。
Change the subject.
说点别的吧！
Occasionally, unusual creatures are washed to the shore, but they are rarely caught out at sea.
一些异常的生物偶尔会被冲到岸上来，但它们在海上却极少能被捕到。