🧩 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
How long do you plan to stay with this company, if hired?
如果被雇佣，你打算在这家公司呆多久？
He has not come in yet.
他还没有来。
At that time, however, she was not only the largest ship that had ever been built, but was regarded as unsinkable,
当时，这艘轮船不仅是造船史上建造的最大的一艘船，而且也被认为是不会沉没的。