face to face面對(duì)面(的)地/對(duì)立地

face up to勇敢地對(duì)付/大膽面向

fail in在…不足/疏忽

fail to不能/記憶

fall back on求助于/轉(zhuǎn)而依靠

fall behind落在…后面/跟不上

fall for愛(ài)上/迷戀/受騙

fall in love愛(ài)上某人

fall in love with相愛(ài)/愛(ài)上…

fall in with偶爾遇到/同意/贊許

fall into落入/陷于/河流注入

fall on one's knees跪下(請(qǐng)求等)

fall out爭(zhēng)吵/鬧翻/結(jié)果

fall out of放棄(習(xí)慣等)

fall through失敗/成為泡影

fall to著手/開(kāi)始攻擊

fall under受到(影響等)/被列為

far and away大大…/無(wú)疑地

far and near遠(yuǎn)近/到處/四面八方

far from遠(yuǎn)離/決不/完全不

fear for為…擔(dān)心

feed on以…為食物(能源)

feed up供給…營(yíng)養(yǎng)

feed with加上(油、煤等)

feel amused at以…自?shī)?逗…笑

feel like感到想要做

feel out試探出/摸清

feel up to覺(jué)得能擔(dān)當(dāng)

figure on把…估計(jì)在內(nèi)/指望

figure out計(jì)算出/估計(jì)/理解

figure up計(jì)算…/把…總加起來(lái)

fill in填充/填寫(xiě)/臨時(shí)代替

fill out填好/填寫(xiě)/使長(zhǎng)大

fill up填補(bǔ)/裝滿(mǎn)

find expression in在…中表現(xiàn)出來(lái)

find oneself發(fā)覺(jué)自己的處境

find out查明/找到/發(fā)現(xiàn)

finish up結(jié)束/完成

finish up with以…結(jié)束/最后有…

finish with完成/結(jié)束

fire up(突然)生氣/勃然大怒

first and foremost首要地/首先

first of all首先/第一

first or last(古)遲早/早晚

fish out撈出/把…中的魚(yú)捕盡

fix one's eyes on注意/注視

fix up修補(bǔ)/修理好/解決

flame out突然冒火焰

flare up突然燒起來(lái)/突然發(fā)怒

flash out突然說(shuō)/突然表現(xiàn)出來(lái)

fly into a temper大發(fā)脾氣勃然大怒

focus...on使眼睛注視/集中

follow out貫徹/把…探究到底

follow through堅(jiān)持到底

follow up窮追(獵物等)

for ages長(zhǎng)期

for certain肯定地/確鑿地

for ever永遠(yuǎn)

for example例如

for fear of由于害怕/生怕/以免

for good永久地/一勞永逸地

for instance例如/比如/舉例說(shuō)

for lack of因缺乏/因沒(méi)有

for life終身

for sale待售/出售的

for sure確實(shí)/毫無(wú)疑問(wèn)地

for the best(完全)出于好意

for the better好轉(zhuǎn)/向好的方向發(fā)展

for the future從今以后/在今后

for the moment暫時(shí)/目前

for the present目前/暫時(shí)/暫且

for the rest至于其余/至于其它

for the sake of為了/為了…的利益

for the time being暫時(shí)/眼下

for what it is worth不論真假

forget about忘記

free and easy不拘形式的/隨便的

free from不受…影響的

free of無(wú)…的/擺脫了…的

freeze up(使)凍結(jié)

from memory憑記憶

from now on今后/從現(xiàn)在起

from time to time時(shí)常/有時(shí)/不時(shí)