Otto Lilienthal soars above a crowd in one of his manned gliders in an 1893 photograph.

这是1893年的一张照片，奥特·李林塔尔乘着他的载人飞行器翱翔在人群上空。

The albatross is the king of the gliders.

信天翁是滑翔鸟类之王。

Currents of warm air keep the hang-gliders aloft.

悬挂式滑翔机借着暖气流在高空飞行。

Sugar gliders are nocturnal and native to Australia.

蜜袋鼯是夜行动物，原产澳洲。

After I returned home I gave my sugar gliders a meal.

后天我回家，我给我的蜜袋鼯一点饭。