半瓶水響叮噹

1. • lit. if you tap a half-empty bottle it makes a sound (idiom)
2. • fig. empty vessels make the most noise
3. • one who has a little knowledge likes to show off, but one who is truly knowledgeable is modest

Character by character

• 半(bàn)half
• 瓶(píng)bottle
• 水(shuǐ)surname Shui
• 響(xiǎng)echo
• 叮(dīng)sting or bite
• 噹(dāng)dong