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
He is now involved in stocks.
他现在热衷于股票。
Is this toothpaste on sale today?
这支牙膏今天是削价出售的吗？
but custom, we have a way of thinking, is behaviour at its most commonplace.
至于风俗呢，只是些司空见惯的行为而已。