Speculative activites
[法] 投机买卖活动
🧩 词语组成解析
speculative
['spɛkjələtɪv]
adj. 投机的;思考的;推理的，揣摩的;
🗣️ 情景例句
I think I see some fish right under us, Dad.
爸爸， 我想我看见一些鱼就在我们下方的水 。
The old man fumbled with the key in the dark.
老人在黑暗中摸索着寻找钥匙。
With the invention of writing, a great advance was made, for knowledge could then be not only communicated but also stored.
随着书写的发明，又迈进了一大步，因为这样一来，知识不仅能交流，而且能储存了。