Polyaramide
[化] 聚芳酰胺
🗣️ 情景例句
Don't worry, Alexandra.
别担心，Alexandra。
None but the brave deserve the fair.
英雄才能配美人。
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
与此同时，两个小时以前放下井去的一只麦克风使井下的人可以与其亲属保持联系。