你可以想象，如果你乘坐的飞机以60度仰角起飞你会怎样-胃都沉到脚底了吧。

You can imagine what would happen if your airplane took off at 60 degrees - your stomach would be in your feet.

youdao

你可以想象，如果你乘坐的飞机以60度仰角起飞你会怎样-胃都沉到脚底了吧。

You can imagine what would happen if your airplane took off at 60 degrees - your stomach would be in your feet.

youdao