sam: n.萨姆〔男子名，Samuel 的昵称〕。 Sam Browne (belt) (军官的)皮带，武装带。 Sam Hill 〔美卑〕地狱；魔鬼。 stand Sam 〔俚语〕会钞，付(酒)账。 take one's Sam upon it 〔俚语〕保证，敢于承担。 Uncle Sam 山姆大叔〔美国、美国人的绰号〕。 upon my Sam 〔英俚〕我敢发誓；我敢断言。SA
Sam passed a hand across his head, shining under the spotlight; it was an unconscious habit when he was thinking a problem through . 萨姆一只手摸着在灯光下闪闪发亮的头顶，这是他考虑问题时的下意识动作。
