lieutenant junior grade
lieutenant-junior-grade的词性:n.(名词)
1. A commissioned rank in the U.S. Navy or Coast Guard that is above ensign and below lieutenant.海军中尉:美国海军或海岸警卫队的军衔,高于海军少尉,低于海军上尉
2. One who holds this rank.海军中尉:有此军衔的人