Diamantine
[电] 金刚铝
🗣️ 情景例句
Life has its ups and downs, but it certainly has its rewards.
人生有沉也有浮，但是无论怎样都确有其价值。
A straw shows which way the wind blows.
一叶便知秋。
I gave him fifty pence yesterday and advised him to save it.
昨天，我给了他50便士让存起来，