Maltene
沥青中溶于低分子饱和烃的成分
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
Two or three of them look familiar.
我认识他们中的两三个。
No one can avoid being influenced by advertisements.
没有人能避免受广告的影响。