breeding cycle繁育: breed周期: period; cycle; circle; revol ...发育周期: developmental cycle; growth cycle; growth phase发育周期性: growth periodicity发育周期发育: developmental cycle下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:繁育周期，即可在微信中查询翻译
