He put his ear close to the ring, turned a gear-wheel a notch and heard the faint, ominous click.
他把他的耳朵贴近戒指，打开齿轮的切口听到了微弱的不详的滴答声。
2
And it turns out that my left ear’s hearing is noticeably weaker in certain frequencies—it has what ear docs call the “noise notch” that afflicts those exposed to serious sound.