HSK 7-9
当机立断
dāngjī-lìduànto make prompt decisions (idiom)
经理当机立断暂停项目。
Jīng lǐ dāng jī lì duàn zàn tíng xiàng mù.
The manager promptly decided to suspend the project.
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Other HSK words sharing a character
Also free:
Appears across levels (7-9) in the HSK 3.0 word list.