🧩 词语组成解析
combined
[[kəm'baind]]
a. 结合的；组合的
DNA
[,di:,en'ei]
abbr. did not attend 没有参加;does not answer 不回答;
index
['ɪndɛks]
n. 索引;<数>指数;指示;标志;
vt. 给…编索引;把…编入索引;[经济学]按生活指数调整（工资、价格等）;
vi. [机械学]转位;
in(in)+dex(proclaim)→指针；索引；指数；食指；指标
🗣️ 情景例句
Four.
四点钟。
No, I heard she's married with two kids.
不，我听说她已使君有夫，还有两个孩子。
No problem! Tell me, do I have to take them before or after meals?
“那不难！告诉我，我是在饭前还是饭后吃呢？”