plow

plow back

To reinvest (earnings or profits) in one's business.

再投资：把（所赚的钱或利润）再投资于自己的事业中

plow into 【非正式用语】

To strike with force.

用力打

To undertake (a task, for example) with eagerness and vigor.

冲劲十足地工作：迫切而干劲十足地着手（如一项任务）

plow under

To cause to vanish under something piled up.

隐匿不见：使消失于被堆积起来的东西下面

To overwhelm, as with burdens.

击溃，如用重担