Many higher-priced , high-fidelity earphones can sound harsh playing digital music .

很多更高价的高保真耳机听数码音乐时会刺耳。

If you 're wearing earphones or zoned out to music , you won 't be .

带着耳机或是在音乐中神游的你当然与平易近人不沾边了。

One survey advised using earphones for no more than 90 minutes a day at 80 % volume .

一项调查建议，我们应该将耳机音量控制在80%以内，每天的使用时间不超过90分钟。

Some say the man looks like he 's wearing earphones ; that 's merely a road and an oil well .

有人说此人看上去还戴着耳机：那不过是一条公路和一座油井。

Therefore , if you can , remove those ipod earphones and stop typing when someone is talking .

因此，如果可能，在人家说话的时候，请摘下ipod耳机并停止敲字。