Delrin
迭尔林(聚甲醛树酯)
🗣️ 情景例句
I think you should take the highway all the way, and I'd advise you to avoid stopping to go sight-seeing.
我认为你最好全程走高速公路，而且我建议你不要停下来看风景。
A good healthy body is worth more a crown in gold.
健康的身体贵于黄金铸成的皇冠。
After he has retired, he will devote himself to gardening.
他退休后，将致力于园艺。