Tetrabromo
四溴
🗣️ 情景例句
It's great. Although the economy is pretty slow as usual, it's picking up.
很好。虽然经济发展照常地缓慢，不过已开始回升。
Sitting on the fence.
考虑中！
The adolescent, with his passion for sincerity,
青少年酷爱真诚，