look.out
n.(名词)The act of observing or keeping watch.留神观察:观察或嘹望的行为A high place or structure commanding a wide view, used for observation.眺望台:高处或视野开阔的建筑,用于了望One who keeps watch.守望员:了望的人Outlook; view.见解;看法An object of concern or worry.See Synonyms at affair 关心或忧虑的对象参见 affair