Methylenecyclopentadiene
富烯
🗣️ 情景例句
Please pack your products in accordance with our requirements.
请你方按照我们的要求包装货物。
Speech is silver (or silvern), silence is golden.
雄辩是银，沈默是金。
Excuse me, Mr Green. I can't find the twins.
对不起，格林先生，我找不到那对双胞胎了。