常見例句electric audibility method of knock rating 汽油爆震性電聲學(xué)測(cè)定法At this rate we won't be able to afford a holiday. 照這樣下去,我們不會(huì)有時(shí)間/錢去度假的。Keep your hands off me; or I'll knock you down. 不要碰我,儅心我把你打倒在地。There was a furious knock at the door. 有人在猛烈地敲門。Mind you don't knock your head (on this low beam). 小心,別(讓這根低梁)撞著頭。I was able to knock their price down to $1. 我把價(jià)格壓到一美元。 返回 knock-rating