| 单词 | ammonium |
| 释义 | ammonium (once / 8096 pages) n WORD FAMILY ammonium USAGE EXAMPLESTakata uses the chemical ammonium nitrate to create a small explosion to inflate air bags in a crash. New York Times(Nov 22, 2016) US regulators believe the volatile chemical used in the air bag inflators, ammonium nitrate, can cause the bags to explode with excessive force. BBC(Nov 22, 2016) The air bags use ammonium nitrate, an explosive compound, to inflate. Wall Street Journal(Nov 16, 2016) n the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion Syn|Hyper ammonium ion ammonia a pungent gas compounded of nitrogen and hydrogen (NH3) |
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