Adarce
泉渣, 石灰华, 钙华
🗣️ 情景例句
Welcome, Mr. Stewart.
欢迎， Stewart先生。
What did you do the week before last?
上上星期你干了什么？
Spiders are not insects, as many people think, nor even nearly related to them.
许多人认为蜘蛛是昆虫，但它们不是昆虫，甚至与昆虫毫无关系。