noun
abbr. OS(英国的)二等水兵 a sailor of the lowest rank in the British navy
One night in a bar he buys an ordinary seaman 's card for ten bucks from a drunk who is about to go under .
一天晚上,他在一个酒吧里花了十元钱,从一个快要不省人事的醉汉手里买到了一张见习水手证。
In 1950 , he joined the Royal Navy as an ordinary seaman .
1950年,他作为一名普通水兵加入皇家海军。
The sailor was rated as an ordinary seaman .
那个水手被列为普通海员。