Differentials
n. 差异( differential的复数形式 ); 工资级差; （汽车）差动齿轮; 分速器
🗣️ 情景例句
With pleasure. Now we can offer Optical Mark Readers of models.
很愿意。目前我们能提供光学记录阅读器的模型。
I always used to ask him a lot of questions.
我过去总是问他很多问题。
It is now being used indifferently for both.
人们现在正漫不经心地把知识用于这两个方面，