Much of that echolocation sound is beyond the range of the human ear. But to bats, it's as loud as a jet airplane.
这些回声人类是听不到的，但对蝙蝠来说，却是真正的“如雷贯耳”。
The airplane left the ground quickly, facing to fly in the sky to go to, ah, the ear has a little uncomfortable, I frighten tightly hold the ear.
飞机快速地离开了地面，向天上飞去，呀，耳朵有点不舒服，我吓得紧紧地捂着耳朵。
The airplane left the ground quickly, facing to fly in the sky to go to, ah, the ear has a little uncomfortable, I frighten tightly hold the ear.
飞机快速地离开了地面，向天上飞去，呀，耳朵有点不舒服，我吓得紧紧地捂着耳朵。
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