有奖纠错
| 划词
科学杂志:

This little bird, the stonechat, ramps up its immune system to kill bacteria in the summer before migrating, which requires a lot of extra energy.

这只小鸟,石聊,在迁徙前的夏增强其免疫系统以杀死细菌,这量额外的能量。

评价该例句:好评差评指正

用户正在搜索


Acheulean, Acheulian, achiamatic, achiasmate, achievable, achieve, achieved, achievement, achievements, achiever,

相似单词


3G, 401(K), a,
  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接