直效广告网站通常不像亚马逊那些奢侈，拥有自己的手机在线支付系统。

Unlike Amazon, they're rarely given the luxury of their own one-click payment system.

youdao

深呼吸一直都很凑效。

Breathing deeply always works.

youdao

利用携带主效抗性基因的种质资源一直是防治植物病原卵菌的重要手段。

The application of resistant cultivars is an important measure to control the disease.

youdao

利用携带主效抗性基因的种质资源一直是防治植物病原卵菌的重要手段。

The application of resistant cultivars is an important measure to control the disease.

youdao