Leeuwenhoek's canals
[医] 雷文赫克氏管, 哈弗氏管
🧩 词语组成解析
n. 运河( canal的名词复数 ); 管道; 气管; 食道
🗣️ 情景例句
Yes, let me try. Oh, it's difficult. Will you show me how to do it?
好吧，让我试试吧！哦，真不容易。能教我怎么用吗？
Tread on a worm and it will turn.
困兽犹斗。
The serious investor needs a proper 'portfolio' --a well-planned selection of investments, with a definite structure and a clear aim.
认真的投资者需要一份正规的投资组合表一种计划很周密的投资选择，包括你的投资结构和明确的目标。