Melamine-formaldehyde resin
[化] 三聚氰氨-甲醛树脂
🧩 词语组成解析
n. 三聚氰胺\\n[化] 蜜胺; 三聚氰胺; 三聚氰酰胺
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
Lovely!
太可爱了！
I am sorry to keep you waiting.
真抱歉，让你久等了。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。