F 开头单词
from head to toe 遍布全身；从头到脚
from hand to mouth adv. 仅能糊口地
from generation to generation 代代相传
from frivolity to fame [物理学]从轻浮到成名
from first to last 自始至终
from far off adv. 来自远方（从远方）
from everlasting to everlasting 永远地
from everlasting 自古以来
from door to door 挨家挨户地；自始至终地
from day to day 一天天地
from cradle to grave 一生（等于from the cradle to the grave）
from cover to cover 从头至尾
from coast to coast 从一个海岸到另一个海岸；全国各地
from behind 从…后面
from before 从…以前
from ape to man [地球科学]从猿到人
from among 从…中间；从…当中
from all walks of life 来自各行各业