🧩 词语组成解析
美国\\n[经] 美国
investigation
[ɪn,vɛstɪ'ɡeʃən]
n. （正式的）调查，研究;侦查;科学研究;学术研究;
laboratory
['læbrə'tɔri]
n. 实验室;实验课;研究室;药厂;
🗣️ 情景例句
Ten o'clock tomorrow morning.
明早十点钟。
We tried in vain to make him change his mind.
我们试图使他改变他的主意，但白费力气。
After the funeral, Joe and Bob revealed a secret which they had kept for over fifty years.
葬礼之后，乔和鲍勃透露了他们保守了长达50多年的秘密。