1.He' s on to us. "on to "＂意識到sth，明白了sth的本質(zhì)＂
eg: The police were on to the criminals' plan very quickly. 警察很快了解了犯罪分子的計劃．
If anyone' s on to us we should call the whole thing off. 要是有人知道了我們就得取消．
2.A new position for me in his company. "position" ＂工作，職位＂
eg: I' m currently looking for a position somewhere new. 我最考)試大近正在別的地方尋找一個新工作．
Then' ve offered me a position starting next January. 他們給了我一個新工作，明年一月份開始．
3.In a heartbeat. 馬上，立刻，
eg: I' d leave in a heartbeat if I had any money. 要是有錢我馬上就離開．
I' ll arrive in a heartbeat. 我馬上就到．
eg: The police were on to the criminals' plan very quickly. 警察很快了解了犯罪分子的計劃．
If anyone' s on to us we should call the whole thing off. 要是有人知道了我們就得取消．
2.A new position for me in his company. "position" ＂工作，職位＂
eg: I' m currently looking for a position somewhere new. 我最考)試大近正在別的地方尋找一個新工作．
Then' ve offered me a position starting next January. 他們給了我一個新工作，明年一月份開始．
3.In a heartbeat. 馬上，立刻，
eg: I' d leave in a heartbeat if I had any money. 要是有錢我馬上就離開．
I' ll arrive in a heartbeat. 我馬上就到．