🧩 词语组成解析
abbr. 技术合作处（Office of Technical Cooperation）
🗣️ 情景例句
We will help your children in learning lessons in their free time.
我们可以帮助您的孩子在他们空闲时学习功课。
Jeffrey was allowed to listen in on the committee's debate.
杰夫里被允许旁听委员会的讨论。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；