Because mixed audio is not clear in existing voice tools, they have freezing floor control mode only where members talk by turns which limits the free discussing among group.

现有的语音工具由于混音效果不理想，通常只能采用发言权轮转这种简单的发言权控制方式，限制了群体成员的交互。

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Benjamin's group confirmed the antimicrobial effect right away by exposing bacteria responsible for stomach infections to stomach acid both alone and mixed with nitrite.

班杰明的研究团队随即证实，胃酸本身以及胃酸搭配亚硝酸盐，对感染胃部的细菌具有抗菌的效果。

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Novel Method to Evaluate the Biodegradability of Biodegradable Materials by a Group of Mixed Degrading-bacteria, Nankai University, Cunjiang Song.

利用混合降解菌评价生物降解材料的生物降解性，天津南开大学，宋存江。

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Activity by speculators was mixed in the platinum group metals.

FORBES: FOCUS: Short Covering, New Buying By Speculators Seen In Gold -CFTC

The bipartisan immigration reform proposed by a group of eight senators is getting mixed, though overall positive reviews.

FORBES: How To Improve Immigrant Visas

The game, developed by a group of artists called Blast Theory along with the Mixed Reality Lab of the University of Nottingham, began in 2003 and extends for a few week session per year this year it takes place on April 18th to May 8th.

ENGADGET: Hunting for Uncle Roy