常見例句用作名詞 (n.)Lerch fears that a significant, permanent reduction in the numbers of visas for scientists and engineers could cause a long-term downturn in the economy.勒奇擔(dān)心，明顯且持續(xù)減少發(fā)出簽證給外國科學(xué)家及工程師，將造成美國經(jīng)濟(jì)長期走下坡。 返回 Lerch