Slipknots
n. 活结, 滑结
🗣️ 情景例句
No advertising material.
谢绝广告。
I've bee invited over to a friend's, and you?
有个朋友请我去作客，你呢？
and these will ply the short wings with such irresistible power that they can bore for long distances through an opposing gale before exhaustion follows.
这些肌肉以巨大的力量扇动短小的翅膀，使这类鸟能顶着大风飞行很远的路才会疲劳。