This may sound simple, but it never ceases to amaze me how poorly and slowly most beginners count.

这听起来可能很简单，但大部分新手的算术水平之差和计算速度之慢却常会令我吃惊。

youdao

This may sound simple, but it never ceases to amaze me how poorly and slowly most beginners count.

这听起来可能很简单，但大部分新手的算术水平之差和计算速度之慢却常会令我吃惊。

youdao