……to do with 与……有关系
out doubt (=undoubtedly) 无可置疑地
doubt (=in a condition of uncertainty ) 对……表示疑惑
4.(be) distinct from ( = be different from) 与……截然不同
inguish between (=make or recognize differences) 辨别
inguish……from 把……与……区别开
away with (=get rid of; abolish; discard eliminate ) 除去,废除,取消; do away with (=kill) 杀掉,镇压
due to 是由于
off duty 下班
on duty 上班
on duty 值班,值日,在上班时
in duty bound to (do) (=be required by one‘s job or esp. by conscience) 有义务(做)
eager for 想得到,盼望
ear (=play music from memory without having seen it printed) 凭记忆,不看乐谱
an ear for (=have keen recognition of sounds esp. in music and language.) 对……有鉴赏力
16.a word in one‘s ear 私房话,秘密话
earth究竟,到底,全然
ease (=easily) 容易,不费力
(one‘s) ease ( = without worry or nervousness) 自在,不拘束
sb. at his / her ease (=free sb. from worry or nervousness) 使某人感到无拘束