Saying thanks costs nothing, as the adage goes. But not according to Citigroup, the US bank, which is suing AT&T on the grounds that its use of the term amounts to a trademark infringement.
俗話說，說句“謝謝”沒什么損失，可花旗集團(Citigroup)不這么想。這家美國銀行正因為這個詞起訴AT&T，理由是后者使用這個詞等于是侵犯了該行的商標權。
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