重點講解：
1. when it comes to 談到；涉及；
例句：Shelly can hold her own when it comes to bicycling.
一涉及到騎自行車，謝利就不會敗給別人6em!yY(.ED[(e0。
2. step up to the plate 開始行動；
例句：Every time you keep quiet and refuse to step up to the plate, you have one less chance to prove yourself.
每當你保持低調,不肯出面采取行動的時候，你就少了一次證明自己的機會hO.HWHI9XNOeJc|-ha。
3. prop up 支撐；維持；
例句：Intelligence and wisdom is the lever propping up the society.
聰明才智是支撐社會的杠桿.J-(JyrznFJ4。
4. turn around (使)復蘇；(使)好轉；
例句：’m sure our housing sale will turn around next month.
我相信我們的住房銷售下個月肯定會好轉e4k[L#.owNC=Zz);K。