1.back and forth來回往返
He and colleagues have shuttled back and forth between the three capitals.
他和同事們在這3個首都之間往來穿梭 。
2.pick up學習
Where did you pick up your English?...
你在哪兒學的英語?
3.lead to導致
A lack of prudence may lead to financial problems.
不夠謹慎可能會導致財政上出現問題 。
譯文由可可原創,僅供學習交流使用,未經許可請勿轉載 。