单词	service period
释义	service period 配种期
随便看	substitute word substituting substituting beam substituting cell substituting cells substituting degree substituting effect substituting group substitutings substituting service substituting ticket substitutio substitution substitution account substitution adsorption substitutional substitutional acceptor substitutional alloy substitutional atom substitutional circuit substitutional compound substitutional connection substitutional defect substitutional diffusion substitutional disorder 羁泊欲穷年羁禽响幽谷羁縻如羌零羊公碑尚在羊昙挥涕羊蔚何青青羌戎贺劳旋羌笛何须怨杨柳羌管孤城羌管弄晴无二无产者无产阶级无亲无故无人无从无他无以无价无任