Black smoke was rising from windows on upper floors.

黑滚滚的烟囱大楼上层的窗户里飘出。

54.four fixed rings need to be added on upper deck for derrick holds

吊货舱上层甲板上应装4个固定环。

That puts an upper limit on the age of sequenceable DNA, but one that still leaves a million years more headroom.

这就给可测序DNA的年龄设定了上限，但仍留有100万年的空间。

I set the upper part on top and gave it a twist so it would bind.

我把上半部分放在上面， 然后扭动一下， 这样它就可以装订了。

O'Carroll says his sources observed what they believe are hundreds of apartments and hotel rooms with windows covered and in some cases only on upper floors.

奥卡罗尔称他的消息团队观察到，他们相信有数百间公寓和酒店的房间窗户被遮住了，但有些地方只有高层房间是这样。

Many workers on upper floors, knowing there was no escape, committed suicide by hurling themselves out of windows to their deaths.

许多楼上的工人知道无路可逃，跳窗自杀身亡。

There was an explosion, then I heard people shouting, some asking for help, a witness told TBS TV. Black smoke was rising from windows on upper floors.

" 现场发生了爆炸，然后我听到人们喊叫，有人呼救。楼上的窗户冒出滚滚浓烟。"