初级: elementary; primary; junior; ...性: nature; character; dispositi ...症: disease; illness初级性比: primary sex ratio初级性差异: primary sex difference初级性器官: primary sex organ初级性索: primary sex cord初级性细胞: primary sex cells初级性征: primary sex character; primary sexual character初级性母细胞: gonotokont级性: polarity初级性母细胞染色质纽: auxospireme阶级性: class nature初级: elementary; primary; junior; initial 初级钢琴练习曲 elementary exercises for the piano; 现在, 中国仍然处在社会主义的初级阶段。 at present, china is still on the initial stage of socialism.; 初级班 junior class; elementary course副性症: secondary sexual character换性症: transsexualism易性症: tra exualism; transsexualism超级性能: superperfformance; superperformance次级性比: secondary sex ratio次级性别: secondary sex次级性器官: secondary sex organ次级性索: secondary sex cord次级性征: secondary sex character多级性冲洗: multi-stage method of washing具层级性: gadability