Ariane英国公司的执行董事Miles Gaudoin说，这个手机房卡可以发送一个独特的手机铃音来打开房门。
The mobile key version works by emitting a unique ring tone to open the room door, says Ariane UK managing director, Miles Gaudoin.
体格检查时发现的收缩中期期卡嗒音为其特征表现。
The characteristic finding on physical exam is a mid-systolic click.
丁参(音)热衷于采购打折或优惠商品，她的钱包里塞着30多张各商场的打折卡和几十张优惠券。
Ding Can is obsessed with bargains. Her purse is crammed with more than 30 shopper discount CARDS and dozens of coupons.
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