Polypentamethylene sebacamide
[化] 聚亚戊基癸二酰胺
🗣️ 情景例句
And I lick the envelopes.
那我就粘信封 。
Is his suit of which color?
他的西装是什么颜色的？
It's a small blue case and it's got a zip.
是只蓝色的小箱子，上面有拉链。