linger
/ˈlɪŋgə(r)/verb
no obj.
1- stay in a place longer than necessary, typically because of a reluctance to leave（不愿离开而）逗留, 多停留：
she lingered in the yard, enjoying the warm sunshine
她在院子里多待了一会儿, 享受一下温暖的阳光
she let her eyes linger on him suggestively.
她故意挑逗地把目光在他身上停留了一会儿。
1.1
linger over
spend a long time over (something)磨蹭, 拖延：she lingered over her meal.
她这顿饭慢吞吞地吃了好长时间。
1.2
- be slow to disappear or die迟迟不去, 继续留存, 缓慢消失（或消亡）：
the tradition seems to linger on
这个传统现在似乎还不会消亡。
we are thankful that she didn't linger on and suffer.
我们都很庆幸她没有拖延时日, 没多受苦就死去了。
派生词
lingerer
noun词源
Middle English （in the sense 'dwell， abide'）： frequentative of obsolete leng 'prolong'， of Germanic origin; related to German längen 'make long(er)'， also to LONG1.