/hɑ:k; hɑrk/
v
1 [I] (arch 古) listen 听.
2 (phr v) hark at sb (infml joc 口, 谑) (usu imperative 通常用于祈使语气) listen to sb (implying that the previous speaker is being arrogant, silly, etc) 听某人的（暗指刚才说话的人讲得放肆、愚蠢等）
*Just hark at him! Who does he think he is? 听听他的! 看他自以为是何许人也? hark back (to sth) mention again or remember an earlier subject, event, etc 重新提到或想起原先的问题、旧事等
*To hark back to what we were discussing earlier... 回到我们原来的议题上来....

v
[Date: 1100-1200; Origin: Probably from an unrecorded Old English heorcian]
hark at him/her/you!
BrE old-fashioned spoken used when you think someone is saying something stupid or acting as if they are more important than they really are
　Hark at him! I bet he couldn't do any better.
hark!
old use used to tell someone to listen
hark backphr v
to remember and talk about things that happened in the past
hark back to
　It's useless to continually hark back to the past.
hark back to [hark back to sth] phr v
to be similar to something in the past
　music that harks back to the early age of jazz