Perortho ester
[化] 过原酸酯
🧩 词语组成解析
n. 酯\\n[化] 酯
🗣️ 情景例句
But as exporters of a complete plant,
但是，作为成套设备出口商，
After graduation, Mr. Jones immediately became a member of the United Nations Relief and Rehabilitation Administration.
毕业后琼斯先生就加入了联合国救济善后总署。
You need to wear lots of warm clothes.
人们要穿很多的保暖的衣服。