I don't really think I'm suited to this marriage lark. 我觉得自己并不适合这桩婚姻。
I've had enough of this commuting lark. 这种通勤方式我可受够了。
His family always knew he was serious about this music lark.
This publishing lark is more difficult than I imagined it would be.
I'm getting too old for this backpacking lark.
See also: lark noun (ACTIVITY)