Portland cement
n. 波特兰水泥,普通水泥,硅酸盐水泥
📖 牛津释义
Portland cement
type
of cement made from chalk and clay similar in colour to Portland stone 普通水泥; 波特兰水泥.
🔁 扩展释义
【化】 硅酸盐水泥
🧩 词语组成解析
n. 波特兰(美港口)
cement
[si'ment]
n. 水泥;胶合剂;胶接剂;粘固粉;
vt. 粘牢;巩固;（用水泥、胶等）粘结;在…上抹水泥;
🗣️ 情景例句
What's wrong with wanting to be on the school board?
想进入联合校董会有什么错？
Here, let me carry half of those for you.
喏，让我替你拿一半吧。
They leave unwanted objects in drawers, cupboards and attics for years,
他们在抽屉里，碗柜中、阁楼上堆放着一些不用的东西，一放就是好几年，