1. 回来：bring back 拿回;使...回想起 | turn back 回来 | get back 回来;恢复;要回; 带回
2. (使)折回;(使)往回走：on the turn 正在转变中 | turn back (使)折回;(使)往回走 | in turn 依次,轮流;转而,反过来
3. 翻过来：turn away转变方向;拒绝 | turn back翻过来 | be answerable for应对......负责
4. 返回,转回去：turn away打发走,驱逐,转过脸去 | turn back返回,转回去 | turn round转过身来
1. (使)返回;(使)折回
If you turn back or if someone turns you back when you are going somewhere, you change direction and go towards where you started from.
e.g. She turned back towards the crossroads...
她折回十字路口。
e.g. They were very nearly forced to turn back...
他们差点被迫返回。
2. 无法改变计划;无法收回成命
If you cannot turn back, you cannot change your plans and decide not to do something, because the action you have already taken makes it impossible.
e.g. The administration has now endorsed the bill and can''t turn back.
政府部门如今已经签署了那项法案，没有挽回的余地。
verb
1. turn inside out or upside down
2. go back to a previous state
e.g. We reverted to the old rules
Synonym: revertreturnretrovertregress
3. hold back, as of a danger or an enemy
check the expansion or influence of
e.g. Arrest the downward trend
Check the growth of communism in South East Asia
Contain the rebel movement
Turn back the tide of communism
Synonym: checkarreststopcontainhold back
4. force to go away
used both with concrete and metaphoric meanings
e.g. Drive away potential burglars
drive away bad thoughts
dispel doubts
The supermarket had to turn back many disappointed customers
Synonym: chase awaydrive outdrive awaydispeldrive offrun off
5. retrace one''s course
e.g. The hikers got into a storm and had to turn back
Synonym: backtrackdouble back