Concentrations
n. 集中( concentration的复数形式 ); 专心; 关注; 浓度
🗣️ 情景例句
I have no idea about fashion there days, which is why I dress so plainly.
我对现在的时装潮流一窍不通，这就是我穿得这么普通的原因。
It's a shame the weather is so bad.
真遗憾，天气如此糟糕。
We can negotiate the unit price for large orders.
如果大量订购，单价可以再谈。