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nicotine

/nik-uh-teen, -tin, nik-uh-teen/US // ˈnɪk əˌtin, -tɪn, ˌnɪk əˈtin //UK // (ˈnɪkəˌtiːn) //

尼古丁,烟碱,妮可,碱

Definitions

n.名词 noun
  1. 1

    Chemistry.

    • : a colorless, oily, water-soluble, highly toxic, liquid alkaloid, C10H14N2, found in tobacco and valued as an insecticide.

Examples

  • While e-cigarettes come in many forms, they typically include a tiny battery and a cartridge of liquid nicotine.

  • E-cigarettes deliver nicotine but are generally considered less dangerous than traditional cigarettes, making them a potentially useful tool for adults trying to stop smoking.

  • These give them a smaller dose of nicotine that might help make quitting for good a little easier.

  • They claim Juul purposely designed its stylish, flash-drive-like devices and flavored nicotine e-liquids to appeal to teenagers.

  • From surviving to thriving as a hardware startupThe other challenge is how to lower nicotine content.

  • Ground glass is put in food to cause internal bleeding, and nicotine concentrated by boiling can cause a heart attack.

  • All of the employees were constantly blowing out steam, some of it without even nicotine in it, let alone THC.

  • A man named Herbert Gilbert patented one back in 1963 that heated a nicotine solution and produced steam.

  • If you plan to take in vapor in such amounts, you have to get juice with a low nicotine content to avoid poisoning yourself.

  • Some get juice without nicotine at all, just to enjoy the process esthetically.

  • The tobacco plant, as is well known, produces a virulent poison known as Nicotine.

  • Chemistry has taught us that nicotine is only one among many principles which are contained in the plant.

  • Now, the strength of tobacco comes from its nicotine, and if the specimens I sent contain no nicotine, whence the strength?

  • I perceive that the amount of nicotine in a great measure depends on the extent to which the leaf is allowed to ripen.

  • It is a dark maroon-colored leaf, and contains a large proportion of the nicotine oil.