A: The advertisement is still a wild card.

这个广告的成功与否还是个未知数.

The advertisement is still a wild card .

这个广告的成功与否还是个未知数。

Dai said this was a hope, though it was a wild card.

戴彦德称这是一个希望, 尽管它是未知之数.

Phillips is hoping for a wild card entry to the queensland tennis championships.

菲利普斯希望能获得参加昆士兰州网球锦标赛的“百搭”式队员资格。

U.S. Open junior champ Heather Watson of Great Britain has a wild card and might see Wozniacki in the second round.

第二轮美国公开赛冠军，英国的沃森可能与沃兹尼亚奇短兵相接。