seaman apprentice
seaman-apprentice的词性:n.(名词)
1. A noncommissioned rank in the U.S. Navy or Coast Guard that is above seaman recruit and below seaman.三等兵:在美国海军或海岸警卫队中高于水兵新兵而低于水兵的未授军衔的一种级别
2. One who holds this rank.三等兵:有这种军衔的人