Rate of final products
[经] 成品率
🧩 词语组成解析
rate
[reit]
n. 速度;比率;等级;（利息等的）费率;
vt. 估价;值得;责骂;定级;
vt.& vi. 认为，把…算作;
vi. 被评价;被认为;被列入;申斥;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
final
['faɪnl]
adj. 最后的，最终的;决定性的;不可更改的;
n. 结局;决赛;期末考试;〈口〉（报纸的）末版;
fin =end,boundary,表示”结束,范围”#词根助记：来自于法语final和拉丁语finalis, 表示 end (结束)
n. 产品；商品（product的复数）
🗣️ 情景例句
I've been studying all day, and I'm sick and tired of it.
我学了一天，现在感到厌倦。
You were lucky to find it.
你的运气真好。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。