1.slip through the cracks 漏網(wǎng)之魚(yú)
Too many young people slip through the cracks in the healthcare system.
沒(méi)有被醫(yī)保系統(tǒng)覆蓋到的年輕人太多太多了4*y5jFB5i&2,w+y。

2.seek out 一直尋找，直到找到為止
Ellen spent the day in the hills and sought me out when she returned.
艾倫在山里找了一整天，結(jié)果在回來(lái)的路上找到了我kr7c9DubLed[OhuR5#V。

3.Jane Doe 無(wú)名氏
She, or Jane Doe or whatever it is that you call her, is married.
那個(gè)女人，那個(gè)張三李四王二麻子或隨便你怎么稱呼，已經(jīng)結(jié)婚了odsG.uFvo+nIl。

4.at the forefront of 在……的最前沿
China is at the forefront of this process, with an economy that has tripled in size in a decade.
中國(guó)正是這一進(jìn)程的領(lǐng)軍力量——十年里，其經(jīng)濟(jì)規(guī)模就已經(jīng)增長(zhǎng)了兩倍Vu*7GzkUq)]UG。