The alkalizing bagasse reacted with carbon disulfide to synthesize bagasse cellulose xanthate.蔗渣纤维素经碱化后,与二硫化碳反应,得蔗渣纤维素黄原酸酯(CX).Objective To synthesize raloxifene hydrochloride, which is a selective estrogen receptor modu...
a lioness guarding her cubs守护幼崽的母狮One morning when a vixen was taking her babies out of the lair, she saw a lioness and her cub.一天清早,雌狐狸带着她的孩子走出巢穴, 看见了母狮子和她的孩子.She was just looking around for her lover, when a lioness ap...