单词	primary membrane
释义	primary membrane 初生膜
随便看	know something pat knows someone know'st knowst know sth back to front know sth backwards know sth by heart knows the ropes knows the score know sth from inside know sth from sth know sth inside out know sth like a book know sth like the back of your hand know sth. like the palm of one's hand know sth like the palm of one's hand know sth. pat know sth pat Knowstone knowth know-that knowthe know the drill know the extent of know the feeling 白云休赠白云何事欲相留白云依静渚白云初晴白云千载空悠悠白云回望合白云堪卧君早归白云处处长随君白云天竺去来白云天竺飞来涉老涉血涉讼涉足涉险涉黄涉黑涉黾涊涌