Phenol formaldehyde resin
[化] 酚醛树脂
🧩 词语组成解析
n. 苯酚, 石炭酸, 羟基类化合物\\n[化] 酚; 苯酚
n. 甲醛\\n[化] 甲醛
resin
['rezin]
n. 树脂;合成树脂;松香;
vt. 用树脂处理;涂擦树脂于;
🗣️ 情景例句
Grandpa helped me yesterday afternoon.
昨天下午祖父帮我的忙。
This time didn't count. Do it over!
这次不算，重来！
It was my first flight. I was nervous when the plane took off.
我第一次坐飞机，起飞时我有点紧张。