gumn.牙床;树胶;齿龈;粘性物质v.搞砸;用牙床嚼;以树胶粘合
gullyn.小峡谷;排水沟v.在…上开沟;形成冲沟=gulley.
gulpyadj.狼吞虎咽的
Gulphe居尔夫
Gulpenn.许尔彭(在荷兰;东经 5º54' 北纬 50º49')
gulp back咽下去,忍住
gulp valve空气阀
gulp capacity吸气流量
gulp sth back忍气吞声; 强抑
gulp down a sob饮泣吞声
gulp one's food蛴螬
gulps of sea air大口大口吸入的海边的空气