With economy
经济地,节俭地
🧩 词语组成解析
with
[wɪð]
prep. 和，跟;随着;关于;和…一致;
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
I meet the boy whose aunt is a musician.
我遇到那个男孩的姑妈是音乐家。
he realizes its volume, as the space that the shape displaces in the air.
他能意识到物体的体积，那就是它的形状在空气中所占的空间。