3.The hunter sighted carefully before firing his gun.
猎人射击前仔细瞄准。
4.We had sighted the vessel and were following it.
我们已到那船并在跟随着它。
5.Crewmen aboard the tanker sighted a ship in distress off the coast of Senegal.
油船船员们在塞内加尔近海发现了一艘失事船。
6.We sighted land at last.
我们终于地了。
7.A physiotherapeutic apparatus for preventing and treating near sighted eye has a convex lens used as objective lens, lens cone, eyepiece, headgear and lens set.