Phosphorane
正膦
🗣️ 情景例句
Come on. you can do it!
来吧，你能行！
This nation is noted for its advanced technology.
这个国家以先进科技闻名。
My shoe has been pressing against my foot, so it hurts a bit.
我的鞋一直挤着脚，所以脚有点疼。