He activated the door with the miniature sonic transmitter.
他用微型声波发射器开启了门。
柯林斯例句
The virus remains dormant in nerve tissue until activated.
病毒潜伏于神经组织里直到被激活。
柯林斯例句
The burglar alarm is activated by movement.
这防盗警报器一动就会响。
《牛津高阶英汉双解词典》
Video cameras with night vision can be activated by movement.
带夜视镜的摄像机一有动静就会启动。
辞典例句
Some extracellular proenzymes may be activated by secreted lysosomal proteinases.
有些细胞外酶原能被分泌的溶酶体蛋白酶所激活.
辞典例句
Activated charcoal is known to be an excellent catalyst for many reactions.
已知活性炭对很多反应是一种极好的催化剂.
辞典例句
Over 300 strains of bacteria have been found in activated sludge.
活性污泥中发现有300种以上的细菌.
辞典例句
The canister is filled with activated charcoal.
蒸气回收罐中充满了活性炭.
辞典例句
The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation.
列举的生物滤池与活性淤泥法的效率就需要初次沉淀和回流.
辞典例句
The latter arises from abstraction of the somewhat lesser activated C - H bond in the dioxolane.
后者是由二氧杂环戊烷中活化较弱的C -H 键离解而产生的.
辞典例句
The activated carbon which can be rejuvenated by roasting procedures has improved the economy considerably.
已证实研制通过煅烧可再生的活性炭具有相当大的经济效益.
辞典例句
They are removed more readily by chemical flocculation, activated carbon absorption and ion exchange.
通过化学絮凝, 活性炭吸咐及离子交换得容易将它们除去.
辞典例句
Activated carbon, alumina are often used to remove many types of organic materials from aqueous streams.
常用活性炭, 铝矾土来去除废水中各种类型的有机物.
辞典例句
The experimental telephone's ring is activated by pulses sent through a glass fiber.
这种实验性电话铃是依靠玻璃纤维所传送的脉冲激发而工作的.
辞典例句
The prevailing conditions in activated sludge may even promote the hatching of some helminth eggs.
在活性污泥中,适宜的条件甚至可能刺激一些蠕虫卵的孵化.
辞典例句
One's brain becomes sharp when it is activated.
出自-2012年12月阅读原文But thinking about or remembering descriptions in terms of their social meaning activated the dorsomedial prefrontal cortex—part of the brain's social network—even as traditional memory regions registered low levels of activity.
2018年6月六级真题(第二套)阅读 Section B"a newly activated unit"