Decolorite
多孔阴离子交换树脂
🗣️ 情景例句
Sounds like a great way to solve the problem.
听起来好像是个解决问题的好办法。
Is the plane leaving?
飞机要起飞了吗？
You'll save time not waiting for the elevator.
你可以节省等电梯的时间。