特别是对于新手，因为新手通常会跑得过快或强度过大，这会使其心率高于平均水平从而不能获得好的健身效果并挫败锻炼的积极性。

Especially beginning runners tend to run too hard too soon, resulting in a much higher than average heart rate and poor results physically and motivation-wise.

youdao

材料的选择错误只会让孩子产生挫败感，从而拖延我们的阅读进程，更会使孩子的阅读积极性受到极大打击。

This means that your child should be able to read 97% or more of the content. Unnecessary frustration only stalls reading progress and discourages children from reading.

youdao

材料的选择错误只会让孩子产生挫败感，从而拖延我们的阅读进程，更会使孩子的阅读积极性受到极大打击。

This means that your child should be able to read 97% or more of the content. Unnecessary frustration only stalls reading progress and discourages children from reading.

youdao