He has buckled down to work in the reserves. [V P to n]
他已经安心在预备役部队服役。
I just buckled down and got on with playing. [VERB PREP.]
我干脆静下心来继续玩。
英汉双解词典包含141091条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。