Sacs
n. （动植物组织中的）液囊( sac的名词复数 )
🗣️ 情景例句
When he came to the States five years ago, he had only forty dollars in his pocket.
五年前他来美国时，口袋里只有40美元。
Good-bye, Mike.
再见，迈克。
Never mind, I'm feeling better now.
不要紧，我现在感觉好多啦。