Coelomoduct
体腔管
🗣️ 情景例句
Don't cross that bridge till you come to it.
没到河边，先别操心怎么过桥。
Could you say it again?
你能再说一遍吗？
Really? What's the weather like in Australia now?
真的吗？澳大利亚现在天气怎样？