Tetracene
丁省, 并四苯
🔁 扩展释义
【化】 并四苯; 特屈拉辛
🗣️ 情景例句
Please keep off the grass.
请勿践踏草地。
We have a lot of invitation cards, but they are all for the same date.
我们接到了许多请帖，但是上面的日期却全都是同一天。
You always know the right thing to say.
你说话得体。