Polyphenyl
聚苯
🗣️ 情景例句
I hear they intend to marry.
我听说他们打算结婚。
He insisted that we all be in his office at one o'clock.
他要求大家一点钟到他的办公室。[大学英语四级]
Two great towers support four huge cables.
两座巨塔支撑着4根粗大的钢缆。