Definition: the area that it is possible for you to see Level: B2
在机场时，始终让你的行李保持在视线内。
Always keep your luggage in ___sight at the airport.
徒步时，不要让宠物离开你的视线。
Don't allow your pets to wander out of your ___sight during the hike.
当我们转过弯时，湖泊映入眼帘。
The lake came into ___sight as we rounded the bend.
