Force piston
[化] 模塞; 阳(凸)模
🧩 词语组成解析
force
[fɔ:s]
n. 力;武力;（社会）势力;魄力;
vt. 强迫;强行;促使，推动;强奸;
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
What's the long buildings?
那座长形的建筑是什么？
Hello, it's really great to talk about ourselves and get to know each other.
大家好，我们自我介绍并相互认识真是太好了。
On the other hand, I felt sad that I wasn't able to tell my grandparents that we were safe.
另一方面，我为不能告诉我的祖父母我们十分安全而感到难过。