a person employed to keep watch for some anticipated event
an elevated post affording a wide view
a structure commanding a wide view of its surroundings
the act of looking out
动词 look out:
be vigilant, be on the lookout or be careful
to protect someone's interests
例句
用作名词 (n.)
Four days after setting out,while the Titanic was sailing across the icy waters of the North Atlantic,a huge iceberg was suddenly spotted by a look-out. 启程四天过去了,正当泰坦尼克号航行于北大西洋多冰的水域时,嘹望员突然发现一座巨大冰山。