单词	Helotrephidae
释义	Helotrephidae 水蚤蝽科
随便看	impulse overvoltage impulse pallet impulse peak impulse peak power impulse period impulse per minute impulse phase-locked loop impulse pin impulse plasma welding machine impulse power impulse precision sound level meter impulse preselection impulse pressure charging system impulse programme relay impulse propagation velocity impulse protection level impulse pump impulse puncture voltage impulse purchase impulse purchases impulse push key phone set impulser impulse radar impulse radar transmitter impulse radiation 茕2 茕3 茕4 茕茕孑立茕茕孑立，形影相吊茖茗茗2 茘茙买价儿买入买关节买冤买办买办资产阶级买办阶级买动买单买卖