The most popular speculation about Slowdown is that it was caused by the break-up of Antarctic ice - which means it might give an indication of climate change.
Now that the FDA has formally withdrawn the breast cancer indication for Avastin, still more debate is likely to break out.
现在，美国食品和药物管理局正式撤销安维汀治疗的乳腺癌适应症，更多的争论很可能会爆发。
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There is mechanical interlock for the drawer units, they can be opened only if the switch is at break-off state. The drawers have apparent position indication for close~ test and off.