warmth是可数名词吗

　　warmth例句分享

　　She felt the warmth of his arms around her.

　　她感到了他双臂搂着她的温暖。

　　The letter was devoid of warmth and feeling.

　　这封信既无热情又无感情。

　　We huddled together for warmth.

　　我们挤在一块取暖。