Phenothiazinyl
吩噻嗪基
🗣️ 情景例句
Give him a call.
打个电话给他。
No pains, no gains.
不劳则无获。
Although negotiators are optimistic, the details are complex enough that they may be hard-pressed to get a deal at all.
然谈判代表持乐观态度，但协议细节如此复杂，他们所面临的困难很可能使他们无法取得一致。