6 vortex

(pl 复数作 ~es or, in scientific use, 科技用语复数作 -tices )
1 [C] whirling mass of water, air, etc, as in a whirlpool or whirlwind (水、 空气等的)涡流, 涡旋, 旋涡, 旋风.
2 [sing] (fig 比喻) social group, profession, etc seen as sth that swallows those who approach it; whirl of activity可将周围的人卷入的社会集团、 职业等; 活动的旋涡
    drawn helplessly into the vortex of society, party politics, etc 不由自主卷入社会、 党派斗争等的旋涡里.