P. E. teaching mode characteristic;

体育教学模式的特征；

youdao

So far, individual p-mode frequencies have been identified for a few stars.

目前已经观测到了一些低质量恒星的类太阳振动。

youdao

So far, individual p-mode frequencies have been identified for a few stars.

目前已经观测到了一些低质量恒星的类太阳振动。

youdao