zhí wù xué > shì xiān



mùlù ·yīngwénjièshì ·jìnyící ·gèngduōjiéguǒ... yīngwénjièshì :  beforehand n.:  in advance (of),  by anticipation,  before(hand),  before an event adj.:  prior adv.:  in advance jìnyící shì qián , yù xiān