面朝大海春暖花开
如何讓你遇見我，在這最美麗的時刻 為這，我已在佛前 求了五百年
正文
Definition:
to start working seriously
Examples:
1) After getting all C’s his freshman year, Dave buckled down and got straight A’s the next semester.
2) We need to buckle down and get started. We have to finish this by the end of the month.
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