When they leave in late april / may the blue - throated arrive from indonesia to breed 当它们在四、五月底离去的时候，蓝喉的食蜂鸟就从印尼移来繁育。
Hummingbirds live only in the americas , spending most of their time in the warmer southern climates 蜂鸟只栖息于美洲，一生大多待在较温暖的南部。
Hurly speculated that the special cognitive skills are necessary for the hummingbird ' s survival 赫尔利推测，蜂鸟的特殊认知能力对其生存来说是必要的。
The wingbeats of humming birds are so rapid that their wings cannot be seen distinctly 蜂鸟的翅膀拍击的速度很快，以至于人们不能清楚地看到它们的翅膀。
One bird may drink from 1 , 000 flowers and eat between 400 and 500 insects in a single day 一只蜂鸟一天内可能吸取一千朵花的花蜜和吃掉四百到五百只昆虫。
My prime target this visit to singapore was one of the two species of bee - eaters that migrate here 我这次回新加坡的主要目标是迁徙到该处的两种食蜂鸟之一。
In normal flight , a hummer ' s wings beat about 18 - 80 times per second , depending on the size of the bird 蜂鸟曰常飞行时，羽翼大约每秒拍打十八到八十次，视鸟的大小而定。
Hummers normally fly from 25 to 30 miles per hour , though they can dive at around 60 miles per hour 通常蜂鸟飞行时速为二十五到三十英里，不过， ?们每小时俯冲速度约为六十英里！
In 1945 c . j . ghu turned his attention to rotorcraft and designed a co - axial helicopter , known as the humming bird model a 1945年，朱家仁先生制造了一架共轴双旋翼直升机，即蜂鸟一号。
When early spanish explorers in the americas saw hummingbirds for the first time , they called them " flying jewels . 当早期西班牙探险家初次在美洲看到蜂鸟，他们称?们为会飞的宝石。
