SK Telecom Co. said subscribers can pay 3, 000 won (US.50) to download a sound wave that is inaudible to human ears but annoys mosquitoes within a range of three feet.

韩国鲜京电讯公司表示，定制此项服务的用户只需花3000韩元(合2.50美元)便可下载一种声波。 这种声波可以在三英尺的范围内驱赶蚊虫，而人耳却听不见。

youdao

SK Telecom Co. said subscribers can pay 3,000 won to download a sound wave that is inaudible to human ears but annoys mosquitoes within a range of three feet.

韩国鲜京电讯公司表示，定制此项服务的用户只需花3 000韩元便可下载一种声波。这种声波可以在3英尺的范围内驱赶蚊虫，而人耳却听不见。

youdao

Police alleged that SK co-ordinated an attack on Spamhaus in protest over its decision to add servers maintained by Cyberbunker to a spam blacklist.

BBC: Spamhaus hacking suspect 'had mobile attack van'

Among the largest underlying components of DEM, in trading today SK Telecom Co.

FORBES: DEM, SKM, KT, TEO: ETF Inflow Alert

Among the largest underlying components of DEM, in trading today KT Corp ( NYSE: KT) is off about 2.1%, SK Telecom Co.

FORBES: Notable ETF Inflow Detected - DEM, KT, SKM, IRS