Phosphinylidyne
磷酰, 氧次膦基
🗣️ 情景例句
Is that a proposal, or are we just playing a game?
这是求婚呢 ，还是仅仅在玩游戏？
Nature abhors a vacuum.
自然界里是没有真空的。
Do you want the large size or the small size?
您要大号的还是小号的？