拉维奇在漆黑, 冰冷的楼梯间,一直哭号着.Ravitch persistently cried in the black, frozen staircase.威廉·拉维奇医生说窒息可以引起昏厥, 这种情况称为血管迷走神经性昏厥.William Ravich said choking can cause a person to faint, an occurrence known as vasovagal syncope.那不勒斯体育主管...
小于90度的角叫锐角.Angles of less than 90 degrees are called acute angles.他的年龄不会小于三十岁.He cannot be under thirty years of age.这些人承受的压力往往小于那些职位仅次于他们的人。Such people often experience less stress than those in the ranks immediately be...