Aerocasing
氰化钙液体氰化法, 钙盐氰化
🗣️ 情景例句
Yes.
是的。
The timid child would not leave his mother's side.
那个胆小的孩子不愿离开母亲。
This letter's full of mistakes. I want you to type it again.
这封信里错误百出。我要你重打一遍。