Listening practice: The tiny whirlpools on the Sun
High School English Listening Practice.
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High School English Listening Practice.
plasma:等离子体,带电的高温物质photosphere:光球层,我们从外部看到的太阳表面granule:米粒组织,太阳表面明暗相间的对流小结构magnetic field:磁场instability:不稳定性shear:剪切,邻近流体之间的速度差vortex:涡旋turbulence:湍流braid:缠绕、编织;这里指磁力线的缠绕flare:耀斑corona:日冕magnetic flux:磁通量When neighboring layers move at different speeds, their boundary can bend, roll, and break into waves.their boundary can bend, roll, and break into waves,意思是「它们的边界会弯曲、翻卷,并裂成波」。句首的 When 从句说明条件:相邻的流层以不同速度运动。听到三个并列动词 bend, roll, and break 时,可以把它们看成一个连续变化过程,而不是三个互不相关的动作。physics.aps.org
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