ruby-throated hummingbird造句

例句与造句

1. The ruby - throated hummingbird beats its wings at the incredibly rapid speed of 50 to 70 times a second
   红颈蜂雀飞行时振翅频率极高，达到一秒种五十到七十次。
2. Suddenly i saw a young male ruby - throated hummingbird in what had been a patch of flowering tobacco
   突然，在一块种过烟草花的地里，我看见一只颈部深红色的幼小雄蜂鸟。
3. It's difficult to find ruby-throated hummingbird in a sentence. 用ruby-throated hummingbird造句挺难的