她在道场学习忍术，想要掌握隐身和潜行的技巧。

She is learning ___ninjutsu at the dojo to master the skills of invisibility and stealth.

他在武术馆学习忍术技巧，包括隐蔽行动和快速攻击。

He learns ___ninjutsu techniques at the martial arts studio, including stealth movement and quick strikes.