Water is not an effective shield against the sun's more harmful rays.

水不能有效阻挡太阳中更有害的射线。

《牛津词典》

This is effective in shielding the hot rays of the sun during the fishing trip.

这是有效地屏蔽在炎热的阳光下钓鱼之旅。

youdao

This is effective in shielding the hot rays of the sun during the fishing trip.

这是有效地屏蔽在炎热的阳光下钓鱼之旅。

youdao