(every) now and then : 때때로, 가끔 = at times = at moments = at whiles = at intervals = between times = on occasion(=occasionally) = now and again = off and on = from time to time = sometimes Ex). She writes to her son every now and then. (그녀는 때때로 아들에게 편지를 쓴다.)
end in : 결국~이 되다, ~으로 끝나다. = result in = go towards = lead to = have~as a result Ex). His project ended in [as a]failure. (그의 계획은 실패로 끝났다.)
be engaged in : ~에 종사하다., ~에 착수하다 = be occupied in = be busy with = take part in = take service with = employ oneself in Ex). I am engaged in writing an article. (논문을 집필 중입니다.)
draw on : ~에 의지하다, 접근하다,(장갑 등을)끼다. = depend on = go near to = draw near = get next to = approach Ex). We can draw on the company for expenses. (경비는 회사에 의지할 수 있다.)
do without : ~없이 지내다. = be without = go without = manage without = dispense with Ex). I can do without this book till Monday. (월요일까지 이 책은 없어도 좋다.)
dwell on : 곰곰히 생각하다, 숙고하다, ~에 대하여 상세히(장황히)말하다. = brood over = ponder on = think over = consider carefully = deliberate Ex). The subject is too unpleasant to dwell on. (그 이야기는 불쾌해서 자세히 말하고 싶지 않다.) They dwell on old wrongs. (그들은 옛날에 저지른 잘못을 자꾸 생각한다.)