Astm gum test
[机] ASTM胶质测定法
🧩 词语组成解析
[化] 美国材料试验学会
gum
[ɡʌm]
n. 口香糖;树胶;黏胶;牙龈;
vt.& vi. 胶合;涂以树胶;使…有粘性;
🗣️ 情景例句
That's a relief.
现在我放心了。
Idleness is the key of beggary.
懒惰出乞丐。
This time they fixed heavy metal clamps to both sides of the dish so that they could fasten the chains.
这次，他们用沉重的金属夹子把盘子夹住，以便往盘子上安装铁链。