in focus 焦点对准;清晰
out of focus 焦点没有对准;模糊
as follows 如下
follow out 贯彻;把…探究到底
follow through 坚持到底
follow up 穷追(猎物等)
be fond of 爱好
on foot 步行;在进行中
by force 凭借暴力;强迫地
in force (法律)有效的;大批地
put...in force 实施…;使…生效
forget about 忘记
and so forth 等等
free and easy 不拘形式的;随便的
free from 不受…影响的
free of 无…的;摆脱了…的
set free 释放,使获得自由
freeze up (使)冻结
be friends with 与…交友(友好)
keep friends with 与…保持友好
make friends with 与…交朋友
in front of 在…前面,面对
be full of 充满 in full 充足,十足
to the full 完全地;彻底地
in full swing 活跃;正在全力进行
make fun of 取笑,嘲笑
for the future 从今以后,在今后
in future 今后,以后
in the future 将来
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