second hand

音标发音

So how can cigarette smokers, or people exposed to second hand smoke, lower the risk of lung cancer?
因此如何使那些吸菸者，或是細二手菸的人們降低患肺癌的危險呢？
Otherwise they are just basing their opinions on second hand information and you in turn base your opinions on third hand information.
否則，他們僅僅第二手的材料依靠自己的觀點，接著你將依據第三手的材料得出你的觀點。
Anyway, we can’t stop trains to control those “second hand dealer”, if so, the price that pays for developing the national economy would be much higher than regulating these dealers.
那樣的話，整個國民經濟付出的代價要比治理“二道販子”付出的代價要大得多。因此，必須要對代價進行衡量。

"We found that people with high exposure to second hand smoke had increased levels of depression and anxiety."
So you should have gotten two handouts as you came in, and if you didn't, please raise your hand and a TA will come to you and get you that second handout.
因此你們應該都在進來的時候拿到了兩份講義，如果你沒有，請擧手示意，助教會過去,給你第二份講義。
麻省理工公開課 - 化學原理課程節選
He responds in the second paragraph of the letter in the left-hand column of the packet to this criticism that he's doing so little.
他在信左手邊的第二段,對他做的如此至少的批評作出了廻應。
耶魯公開課 - 彌爾頓課程節選

The play was like a clock, every word spoken was another tick of the second hand.
NPR: Excerpt: 'Manhunt'

the long, thin part on some clocks and watches that shows how many seconds have passed

a pointer on the face of a timepiece that indicates the seconds &rarrcompare hour hand , minute hand