open center短语⁸⁴³²⁰⁺⁸ 基本例句 中立开口 The soluble solids content in open center shape's upper crown and the soluble sugar content in open center shape's upper and middle crown is significantly greater than spindle shape. 纺锤形桃树中、下层树冠的果实硬度均显著高于开心形桃树果实树冠上层开心形桃树果实的可溶性固形物含量显著高于纺锤形； boshuo