1.on the subject of 关于……问题
From now on Labour will be on the back foot on the subject of welfare.
今后工党在福利问题上将处于下风 。
2.in all likelihood 十之八九;极有可能
In all likelihood, the committee will have to interview every woman who's worked with Thomas.
十有八九,委员会将不得不与每一位曾和托马斯共过事的女性面谈 。