Polytetramethylene sebacate
[化] 聚癸二酸亚丁基酯
🧩 词语组成解析
n. [化]癸二酸盐(或酯)
🗣️ 情景例句
I was when I first came to the United States.
当我刚到美国来的时候是感到有点紧张。
I meet the boy whose aunt is a TV announcer.
我遇到那个男孩的姑妈是电视播音员。
An enterprise has to incur certain costs and expenses in order to stay in business.
一个企业为了继续经营，不得不支出一定的费用和开销。