tern

US /tɝːn/
UK /tɝːn/
"tern" picture
1.

燕鸥

a seabird related to gulls but typically smaller and more slender, with a long forked tail and pointed wings.

:
We watched the terns dive for fish in the bay.
我们看着燕鸥在海湾里潜水捕鱼。
The Arctic tern has the longest migratory route of any bird.
北极燕鸥拥有所有鸟类中最长的迁徙路线。