Tema standard
[机] 壳管式热交换器标准
🧩 词语组成解析
n. 特马（加纳第二大城市）
standard
['stændɚd]
n. 标准，规格;旗，军旗;度量衡标准;直立支柱;
adj. 标准的，合格的;普遍的，一般的;公认为优秀的;
🗣️ 情景例句
Who is it?
是谁?
That's just what I was looking for.
那正是我所期待的。
The firm closed down because there wasn't enough demand for its product.
工厂关门了，因为产品供过于求。