long sell
短语词形变化
long selling
long sells
三单
long sells
long sold
long selling
现在分词
long sold
过去式
long sold
过去分词
释义与例句
v.
-
1.
(in a GDS) To reserve a flight by typing the required computer commands with the itinerary details together and entering the command once, rather than selecting from displayed availability.
过时 双及物 不及物 及物 航空 商务 工程 交通