Cstec
abbr. China Science and Technology Exchange Centre 中国科技交流中心
🗣️ 情景例句
I'm afraid i have a complaint to make.
恐怕我要提点意见。
I learned Japanese yesterday.
我昨天学日文。
This is by far the largest cake in the world.
这是目前世界上最大的蛋糕了。