他对这个话题很敏感。

Tā duì zhège huàtí hěn mǐngǎn.

He is very sensitive to this topic.

这个问题很敏感，不容忽视。

Zhège wèntí hěn mǐngǎn, bùróng hūshì.

This issue is sensitive and should not be ignored.

孩子对这类话题比较敏感。

Háizi duì zhè lèi huàtí bǐjiào mǐngǎn.

Children are more sensitive to this type of topic.