innocuous
🇺🇸
/ɪˈnɑːkjuəs/
🇬🇧
/ɪˈnɒkjuəs/
safe and not likely to bother or upset anyone
He tried to start a conversation with an innocuous question to avoid any tension.
他试图用一个无害的问题开始对话以避免任何紧张。
not causing harm or injury
The plant looks striking, but it's actually innocuous to both pets and humans.
这株植物看起来很吸引人,但实际上对宠物和人类都是无害的。