Delrin
迭尔林(聚甲醛树酯)
🗣️ 情景例句
You get an a for effort.
你尽了最大的努力。
Like attracts like.
物以类聚。
We are all very excited and are looking forward to the Olympic Games because they have never been held before in this country.
我们都非常激动，盼望着奥运会的到来，因为在这个国家里还从未举办过奥运会。