That brings me to another variable we need to consider—the acoustic characteristics of the building materials as well as the wall and floor coverings.
这就引出了另一个我们需要考虑的变量——建筑材料、墙壁及地板覆盖物的声学性质。
Major banks have been doing well since the worst of the financial crisis shook Wall Street more than a year ago.
VOA: special.2009.12.18
Now, maybe the one-room metaphor is not the best metaphor, because it immediately prompts the question, "Well, what's on the other side of the wall?"
也许一间房的比喻并不是最好的,因为它立刻会引出这个问题,墙的另一边是什么呢
Well, you could think about the cell wall of a bacterium as its skeleton, it's what protects it from mechanical forces that are out in the world.
你可能认为细菌的细胞壁,就像骨骼一样,使其免受,外界机械力的伤害
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