词汇	天然泉水
释义	天然泉水 springwater
随便看	impulse, mechanical impulse mechanical strength impulse mechanism impulse member impulse merchandise Impulse message impulse meter impulse method impulse method calibration impulse method electric finding impulse-method electric finding impulse microphone impulse-modulated radar impulse-modulated signals impulse modulated telemetering Impulse-Modulated Telemetering System impulse modulation impulse modulator tube impulse moment impulse moments impulse momentum impulse-momentum equation impulse momentum method impulse momentum principle impulse motor