Eight-ball
n. 是“老实人”，这里的“八”和“发”无关。
🧩 词语组成解析
eight
[et]
num. 八;八个;第八;
n. 八;八人（或物）一组;八人划船队;
adj. 八个的;
ball
[bɔl]
n. 球;棒球（投手投出的）坏球;拇指球;舞会;
vt. 做成球状，使成团块;（指男性）和（女性）交媾（美式英语）;
vi. 呈球形，成团块;[美国俚语、口语]狂欢作乐，消遣;尽情作乐，尽情地玩;
🗣️ 情景例句
I'll discuss this matter with you behind closed doors.
我要跟你私下谈这个事。
To gain teaches how to spend.
量入为出。
He acted as if he had never lived in England before.
他的举动就好像他从未在英国生活过一样。