Polyvinylene
聚乙烯撑, 聚次亚乙烯
🗣️ 情景例句
You're in great condition.
你状态挺好的。
I bet he's the best.
我敢打赌他是最棒的。
And he promptly handed the sheet of paper to the gaoler.
说完，他一下子把信递给狱卒。