back wave tube
常見例句
- When sound waves enter the cochlea, which is really a tube coiled around, they set a membrane into a back and forth motion and cause a new wave.
當(dāng)聲波進(jìn)入耳蝸這條盤旋的管道，它令薄膜前后移動(dòng)并且產(chǎn)生新的波動(dòng)。 - Less dramatic slowing of the wave causes the surf to spill back down the face of the wave instead of forming a tube.
ECONOMIST: On the beach 返回 back wave tube