开绿灯

kāi lǜ dēng

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Definitions

1. to give the green light
2. to give the go-ahead

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Child Words of 开绿灯

• 灯 灯 dēng: lamp
• 绿 绿 lǜ: green
• 绿灯 绿灯 lǜ dēng: green light (traffic signal)
• 开 开 kāi: to open
• 绿 绿 lǜ: green
• 绿灯 绿灯 lǜ dēng: green light (traffic signal)