Polyepoxide
聚环氧化物
🗣️ 情景例句
for his ten o'clock appointment with you.
等着十点钟与你的晤谈。
The class made noticeable improvement.
这班有明显的进步。
If you do not let me have it, that will be a sign of weakness and no one will trust your laws any more.
要是您不准许我得到它，那将是一种软弱的表现，人们将不再信你们的法律了。