1.One billion teenagers and young adults around the world risk losing their hearing by listening to loud music.
risk doing 冒險干某事
The skipper was not willing to risk taking his ship through the straits until he could see where he was going.
這位船長不愿意冒險在看不見方向之前將船開過海峽 。
Don't risk disassembling the machine yourself.
不要冒險自己去拆卸機器 。
2.A common sense suggestion is to turn down the volume on your personal audio devices.
turn down 減小,關小,調低;拒絕(請求、勸告等),屏斥;拒絕(某人)的請求(或勸告等);駁回:
Some impractical suggestions were turned down by the committee.
一些不切實際的建議被委員會駁回了 。
Would you turn down your radio a little?
把收音機關小一點好嗎?