These birds seem unaffected by climate.是什么意思？

These birds seem unaffected by climate.

这些鸟似乎不受气候的影响.

these

adj. 这些的；pron. 这些；

例句
There's lots of money about these days for schemes like this.
近来这类计划资金充足。

birds

n. 鸟，禽( bird的名词复数 )，飞禽，鸟类；

例句
The birds are additionally protected in the reserves at Birsay...
鸟类在伯赛的保护区尤其受到保护。

seem

v. 好像，仿佛，似乎，装作，看来好像；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

unaffected

adj. 不受影响的，不装扮的，无装饰的，自然的，不矫揉造作的；

例句
The house abutting against the hill stood unaffected in the squall.
那座倚山建造的房子在风暴中屹立不动.

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

climate

n. 气候，氛围，状况，局势；

例句
...the hot and humid climate of Cyprus.
塞浦路斯炎热潮湿的气候