Polyacetylenes
多炔
🗣️ 情景例句
The weather really sucks today.
今天的天气真差。
He is a creative writer.
他是个有创造力的作家。
While she always criticized the fickleness of human nature, she carried on an unrelenting search for the ideal servant to the end of her days,
她一方面总是批评人的本性朝三暮四，另一方面她又持之以恒地寻找一个理想的佣人。