Indeno[1,2-b]indole
[化] 茚并[1,2-b]吲哚
🗣️ 情景例句
Don't waste your breath trying to persuade them, they'll never listen.
别白费口舌规劝他们，他们不会听你的话。
Does it make any difference to you whether we have our lesson at two o'clock or at three o'clock?
我们在两点上课还是在三点上课，你觉得有关系吗？
A writer makes order out of the anarchy of his heart;
一旦作家从内心的紊乱中理出头绪，