in on片语KK [ɪn ɑn] /ɪn ɑn/发音片语1参与、加入、分一份Several investors want to get in on the new project.好几位投资人都想参与这个新专案。2知情、了解内情Only three people were in on the surprise party.只有三个人知道这场惊喜派对的事。3告知、透露多与 let 连用She finally let me in on her plans to move abroad.她终于把要搬到国外的计划告诉了我。用这个字练口说→