Rmcc
罗兰德.麦克唐纳儿童慈善机构
🗣️ 情景例句
It was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
Who knows most speaks (or says) least.
大巧若拙。
He made the first telephone.
他发明了第一部电话。