不说客套话
上升:increase, rise, grow, decline, reach a peak, fluctuate(有起伏，中性词）, double, maintain a trend下降: decrease, drop, fall, treble, 常用来修饰上述动词的形容词有和副词有：rapid(ly), dramatical(ly), slight(ly), sharp(ly), gradual(ly), quick(ly), supervising(ly), wildly, mildly另外飞机起飞是 take off降落是 land down
食品监督所
表示下降：decrease,reduce,down,lessen,diminish表示上升：increase,enhance,up，rise,raise不好意思实力有限只想到这么多~
战斗鸭鸭
音量的英文： volume 参考例句： Adjust volume 调节音量Adjust the volume 调整音量Turn the volume down. 把音量调低。If howling occurs, reposition the speakers or turn down the volume on the amplifier. 如果发生啸声，请重新配置扬声器，或转小放大器的音量。 To diminish in pitch or volume. 音量减弱。Please regular the sound on that recorder. 请调节录音机的音量。"To increase the amplitude, intensity, or volume of." 增强宽度、强度或音量.Increase the loudness of(a radio,television,etc) 开大(收音机、电视机等)的.音量Gradual increase in the volume of sound (音量的)逐渐增强.quantitative sound changes 【语】音量变化volume是什么意思： n. 卷，册；体积；大量；音量 adj. 大量的 v. 收集成卷；成团喷出
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