She is also a PhD candidate in Economics and is doing research on the behavior of options prices in a phenomenon called the "Options smile," as she's smiling at me right now.
她也在攻读经济学博士学位,目前正在研究"期权微笑",也就是,期权隐含波动率微笑现象中的价格变动趋势,她现在正对我微笑呢
By avoiding a full-blown smile, he is able to appear circumspect, while keeping his options open - something he evidently likes to do.
避免笑容满面让他显得谨慎，却又给自己留有余地——这显然是他喜欢做的事。
A dull smile crossed his lips behind his visor as he considered his options.
他开始考虑当下可行的方案，嘴角不由得掠过一丝淡淡的微笑。
A dull smile crossed his lips behind his visor as he considered his options.
他开始考虑当下可行的方案，嘴角不由得掠过一丝淡淡的微笑。
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