Hsam
层次顺序存取方法
🗣️ 情景例句
Thanks. I'll contact you.
谢谢，我会再跟你联络的。
I was not aware of the danger.
我没有意识到危险。
Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.
森林火灾时常由破碎的玻璃或人们随手扔掉的香烟头引起。