inward bulge
常见例句
- The gravitational tug from the bulge would slow the Earth and would cause it to spiral inward, where friction from gases in the Sun's expanded atmosphere would slow it even more.
凸起产生的托拽力将会减慢地球的速度并使地球盘旋式向内运行，太阳外围气体产生的摩擦力会进一步减慢地球的速度。
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