buckle down
US /ˈbʌk.əl daʊn/
UK /ˈbʌk.əl daʊn/

片語動詞
1.
努力工作, 認真對待
to start working seriously and with determination
範例:
•
It's time to buckle down and finish this project.
是時候努力工作並完成這個項目了。
•
If you want to pass the exam, you need to buckle down and study.
如果你想通過考試,你需要努力學習。
在 Lingoland 學習這個單詞