四重

The quartette was not half bad, either.

那个四重唱[四重奏](节目)也很不错。

Grand Septet for Bb Clarinet, Eb Horn, Bassoon, Violin, Viola, Cello and String Bass,Op.62

庄严七重奏(为单簧管、圆号、大管、弦乐四重奏),作品62号.

A quartet is playing tonight.

今天晚有个四重唱表演小组的演出。

Can say, defend quadruply set out completely from the point of view that protects player interest, arrive from Zhang name code resist trojan virus, to the player overall safety assures.

以说，四重防护完全从保护益的角度出发，从账号密码到抵御木马病毒，给全面的安全保证。