at all events 无论如何 in the event of 万一
cut across 抄近路 cut back 削减 cut in 插嘴
cut sb. short打断某人说话
in danger 在危险中 out of danger 脱离危险
up to date 时新的 out of date 过期
take delight in 以.。。为乐
derive from 源于
die off 相继死去
die out消失，灭绝
make a difference 有影响
do away with 废除，去掉
draw up 草拟
drop by 顺便来访
drop out 辍学，退出
off duty 下班
on duty 上班，值班
dwell on 凝思，详述
bring into effect 使生效
put into effect 实行，生效
come into effect 生效，实施
in effect 有效，实际上
take effect 生效，起作用
