Polybutylene
[机] 聚丁烯
🗣️ 情景例句
He has the eye of a painter.
他有画家的鉴赏力。
Say well is good, but do well is better.
说得漂亮固好，做得漂亮更佳。
I make them for workers and farmers.
我做完了给工人和农民用？