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
Why, I didn't know that your grandfather was born in Germany.
你看 我竟然不知道您的爷爷出生在德国。
Will you come with me to the doctor's office?
你能跟我一道去看医生吗？
What was wrong with Jim ? Did he hurt himself?
吉姆怎么啦？他伤着自己啦？