英译汉 只翻我问的就行He maintains his position as President and Chief

英译汉 只翻我问的就行
He maintains his position as President and Chief Executive Officer. He has made it his business to know what is going on, and he is very unhappy with anything less than excellent performance. 这的 anything less than excellent performance 就是指他对公司的不良表现不高兴?怎么翻? has made it his business to know what is going on咋翻啊 I expect great things from you—and will tolerate nothing less. 这nothing less 咋翻?
They often will find other classic gamers to play with rather than play against any other market segment. When they occasionally play someone from another market segment, they call it a “noob stomp.”(A “noob” is an inexperienced player; a “stomp” is beating the heck out of them.) 这的 beating the heck out of them 啥意思? 俚语吗