Actual gain
[计] 有效增益, 实际增益
🧩 词语组成解析
gain
[gein]
vt.& vi. 获得;赢得;增加;（钟、表）走快;
n. 利润;[土木工程]腰槽;获益;
vt. （在…上）开腰槽;吸引;（通过努力）到达;推进（一段距离）;
vi. 增进;增进健康;得益;（重量的）增加;
🗣️ 情景例句
And I'd like to give you a little something to take home. Let me unroll it.
对了，我有样小东西想送你，让我把它打开。
Science is organized knowledge.
科学是系统化的知识。
Harry used to consider it a great joke to go into expensive cosmetic shops and make outrageous requests for goods that do not exist.
哈里曾认为走进一家名贵化妆品商店，荒唐地提出要买一种根本不存在的商品是件开心的事儿。