Phosphoranetetrayl
[化] 正膦四基
??? 情景例句
Our plans have changed.
我們的計劃已經改變。
What's your favorite musical instrument?
你最喜歡的樂器是什么？
The wheels scooped up stones which hammered ominously under the car.
車輪攪起的石塊錘擊車身，發出不祥的錘擊聲。