to appear (on stage, in a show, in a photo etc); to play (for a team); to enter (arena or stage); to send sb out (e.g. off the field for a foul)[cedict]
啦
lāㄌㄚ
laㄌㄚ˙
(onomat.); (phonetic)[cedict]
(an auxiliary word performing the grammatical functions of mood); fusion of le + a; follows after 比如 listed examples[cedict]