Definitions

[1] n. 头盖骨, 头脑, 好学生

[2] [医] 头颅

[ skʌl ]

1. Instead, they detect sounds through their tongues and feel vibrations through sense organs in the skull.
   相反，他们通过舌头来侦测声音，并通过头骨内的感觉器官来感受震动。
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