常見(jiàn)例句雙語(yǔ)例句Harmonic Motion: experimental board, spring weight, loaded board, counterpoise, stopwatch.簡(jiǎn)諧運(yùn)動(dòng):實(shí)驗(yàn)板,彈簧秤,載重板,砝碼。 返回 counterpoise spring