单词	population strata
释义	population strata 分层群体
随便看	reciprocating spray deposition reciprocating spray forming reciprocating spraying machine reciprocating steam engine Reciprocating steam engine mechanic reciprocating steam-engine mechanic reciprocating steam engine operating on gas reciprocating steam fire pump reciprocating steam pump reciprocating stir reciprocating stroke reciprocating style reciprocating swashplate type engine reciprocating table reciprocating tache reciprocating tachycardia reciprocating tachycardias reciprocating thinner reciprocating thread roller reciprocating through conveyer reciprocating time reciprocating transfer gripper reciprocating travel reciprocating trough conveyer reciprocating trough conveyor