她已经开始胎动而且腹部显涨大了起来.She has quickened, and her abdomen has become noticeably swollen.美洲矶鹬,求爱时胸部涨大.American sandpiper that inflates its chest when courting.通过渗透作用, 细胞壁可以渐渐涨大, 但不会涨到破裂的程度.They have a mechanical function, allo...