It's there just to see if helicopter flight is feasible for future missions.

它的存在只是为了验证直升机飞行在未来的任务中是否可行。

They're usually discovered on accident by reindeer herders or during helicopter flights of the area.

它们通常由驯鹿牧民偶然发现，或是由直升机飞越该地区时发现。

I tried a hover, the trickiest part of helicopter flight.

我尝试了悬停，这是直升机飞行中最棘手的部分。

It's not carrying any scientific instruments. Ingenuity's purpose is to see if powered helicopter flight is possible on the red planet.

该直升机没有携带任何科学仪器。“独创”号的任务是测试动力直升机能否在红色星球（指火星）上飞行。

You can tour the place by boat, go kayaking, diving, or take a helicopter flight.

您可以乘船游览这个地方，划皮划艇、潜水或乘坐直升机飞行。

For any helicopter flights that you undertake over lands, you can basically just step in, but when you fly offshore you need to do a circle.

如果你开直升飞机要落在陆地上，你直接降落在上面就行了，但当你飞去海面时，你就得像一个圆一样盘旋了。