A capacitor is used to eliminate sparking when a circuit containing inductance is suddenly opened.当含有电感的电路突然断开时,电容器可用以消除火花.a capacitor microphone电容传声器The sources of reactive power ( vars ) are machine vars, capacitor and...
可以采取疫苗接种和其他预防措施。Vaccination and other prophylactic measures can be carried out.接种疫苗的成本合计约60万美元。The cost of the immunizations was about $600,000 all told.英国孩子每年要接种7百万剂疫苗。Seven million doses of vaccine are annually given t...
Perspiration dampened her face and neck.她的脸和脖子都汗津津的。The camp supplies dampened during the long rainy season.营地的补给品在漫长的雨季里受潮了.Morale should be boosted , not dampened.气可鼓而不可泄....