Imprenable
难攻下的, 难攻破的, 难攻克的, 难攻陷的
🗣️ 情景例句
you can help me with dinner.
你就来帮我准备晚餐。
This is it. That's $9.15, please.
到了。请付9。15美元。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。