The mutated enzymes were then put in a test tube with a small amount of nerve agent and the acetylcholinesterase.

研究人员将变异酶、少量的神经毒气和乙酰胆碱酯酶一同放置于试管中。

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A test pilot needs plenty of nerve.

飞行试飞员需要极大的勇气。

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Conclusion Blink reflex examine could be a reliable test for detecting the premature and subclinical lesion of cranial nerve in subjects with diabetes.

结论瞬目反射检查能够可靠地检测出糖尿病患者颅神经受损的早期及亚临床损害。

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That commute became a test of nerve and savvy for the small group of children from the neighborhood who would try to anticipate gang hot spots and avoid them for fear of attack.

WSJ: Chicago Shooting Highlights a Common Path

But first, it must survive a 90-minute test of nerve in a setting that may best be described as international soccer's equivalent of armageddon.

WSJ: High Hopes on Rooney's Return