The chair; person in charge of a meeting
他把椅子砸在门上。
After a process class`s deathly stillness, the preparation must conclude, central sang the school song together everybody to the drill ground the meeting pennant, but our class nobody sang nearly, saw that was so happy to five classes I after a little not to envy them, has been good, all personnel returned together the chair the classroom!
经过班上的一片死寂之后，准备要闭幕了，大家到操场中央一起唱校歌将会旗，但我们班几乎没人唱，看到五班那麼开心我不经有点羡慕他们，好了，全班一起把椅子放回教室吧！
President Barack Obama becomes the first US President to chair a summit-level meeting of the UN Security Council today.
奥巴马总统成为第一位主持联合国安理会峰会的美国总统。
In a press briefing, Rosalie Hagge, MD, SNM vice chair of the oncology/hematology section of the annual meeting program, explained the value of the camera. She said the currently widely used gamma probe is kind of a blunt tool in terms of getting an idea of how many nodes are involved, or where they are in relation to one another. It can only tell you where the most activity is generally centered.
这架摄影机的基本功能已经顺利地应用於医学领域中，比现有的伽马摄影技术够受到青睐，最显著的差异包括空间解析度、灵敏度、高的计数率特性和能量解析度，我们相信这个设备对於前哨节检查的临床应用和核医药物引导手术是相当有价值的。
Ms. van Dijk did have one quibble: She was shown falling off a chair while meeting Dr. Oz in the episode.
不过，范戴克女士也不是完全没有牢骚：那一集有个镜头是她见到奥兹医生时从椅子上摔了下来。
In response to criticism, Mr Obama on Wednesday cancelled a presidential trip to fundraising events in New Jersey and Connecticut to chair a meeting of senior cabinet members responsible for confronting the threat of Ebola in the US.
为应对批评，奥巴马在周三取消了前往新泽西和康涅狄格州参加筹款活动的总统行程，以主持召开一场会议，与会者为负责应对埃博拉在美国威胁的内阁高级成员。
He was about to chair a meeting in Venice of EU foreign ministers
他将主持在威尼斯召开的欧盟外长会议。
I recently had to chair a meeting and discovered monstrous microphones in the middle of the room, recording every word, which had apparently been the previous custom because of disputes about minutes.
最近，我在主持一次会议时发现，会议室中间摆着一些奇形怪状的麦克风，与会者说的每个字都被录音。这显然是以往为了避免会议记录引起争执而定下的规矩。
Wilson Pastor-Morris, the Ecuadorean natural resources minister who will chair the Opec meeting, said there was a consensus behind output levels.
将主持本次欧佩克会议的厄瓜多尔自然资源部长威尔森帕斯托-莫里斯（WilsonPastor-Morris）表示，对于目前的产量水平存在着共识。
The President returns a chair to its place after a meeting in the Oval Office.
主席返回自己的位置主席举行会谈后在白宫椭圆形办公室。
Since the International Club meets only once every semester for this special event, the first thing on our agenda is to elect a person from one of our Foreign clubs to chair our meeting.
国际俱乐部开这样的会每期只有一次，我们议程的第一项是从外国人俱乐部中选出一人来主持会议。
To chair a meeting is to lead the meeting.
主持会议也就是引导会议。
He took time out to chair a meeting of local officials.
他抽出一段时间来主持当地官员的一次会议。
Ms Merkel still intends to chair a cabinet meeting on Wednesday - the first gathering of all her coalition ministers.
默克尔还是坚持亲自主持本周三的内阁会议，这也是默克尔连任后的首次内阁会议。
Liver enzyme levels during pregnancy were also lower in cases than controls, lead author Dr. Gian Carlo Di Renzo, chair of obstetrics and gynecology at the University of Perugia, and his colleagues reported in a poster at the annual meeting of the Society for Maternal-Fetal Medicine.
意大利佩鲁贾大学妇产科主任、文章第一作者 Gian Carlo Di Renzo 博士及其同事在母胎医学协会年会的壁报上报告称，食用黑巧克力组孕妇妊娠期肝酶水平亦显著低于对照组。