Hawaiian volcanoes are among the most thoroughly studied and systematically monitored active craters in the world . 夏威夷火山是世界上研究得最透澈并且受到最严密监视的活火山之一。
Sufficient care was had to the safekeeping of the captive without inflicting on him any unnecessary suffering . 为了防止俘虏逃跑，他们采取了严密的措施，但是也不给他不必要的罪受。
It is embarrassing to have someone looking over your shoulder while you 're at work , as though you could not be trusted . 你工作时有人严密监视着，好像你不可靠似的，这真叫人难堪。
With these caveats, we will examine how itt, under geneen, worked as a tightly managed company . 作了这些说明后，我们将考察国际电报电话公司作为一个控制严密的公司在吉宁的领导下是如何运转的。
The reader of these pages in future years should realise how dense and baffling is the veil of the unknown . 在未来的岁月里，读者在读到这些章节时，可能感到那掩蔽着未知数的帷幕是多么严密和多么令人困惑。
They were ordered to bear down hard on his friends, enemies, associates, family, and his contacts with them in the last seven years . 要他们严密侦察他的朋友，死对头，同事，家属以及近七年来同他有过接触的人。
The striking fact about heron's work is his commingling of rigorous mathematics and the approximate procedures and formulas of the egyptians . Heron的工作突出之点是他把严密的数学同埃及人的近似方法和公式融合在一起。
He was to live entirely with the other question, that of his unidentified past, that of his having to see his fortune impenetrably muffled and masked . 他将完全带着另外一个问题活下去，那就是他的过去，不为人所知，而他必须让他的命运紧紧地裹起来，严严密密地遮掩起来。
Fighting in the very heart of the most populous nation on earth, the celestial reds had for nine years been isolated by a news blockade as effective as a stone fortress . 天朝的红军在地球上人口最多的国度的腹地进行着战斗，九年以来一直遭到铜墙铁壁一样严密的新闻封锁而与世隔绝。
