Vinylene
1,2-亚乙烯基, 乙烯撑, 次亚乙烯基
🗣️ 情景例句
The only thing holding us back is our financial situation.
只是财政状况未许可，所以才拖延到现在。
So if anyone here is interested in computer and computer software, please let me know.
所以这里如果有人对电脑和电脑软件感兴趣，请告诉我。
Oh, hello. Could I speak to Ann, please?
噢，喂。请安接电话好吗？