By singing, patients use a different area of the brain from the area involved in speech. If a person's "speech centre" is damaged by a stroke, they can learn to use their "singing centre" instead.
He is the youngest chief speechwriter on record in the White House, and, despite such youth, was at the centre of discussions of the content of today's speech, one which has so much riding on it.
Mr Miliband's conference speech vacated the centre-ground and exposed his limits as a communicator.
米利班德的会议讲话已腾出了这块中心场地，并且暴露了他作为传播者的局限。
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Zhuji Centre will hold such kind of level promotion speech show once a month. All the students of TEFL and other English enthusiasts are welcome to join it!