单词	internal product
释义	internal product 内积
随便看	keep a civil tongue in your head keep a clean sheet keep a clear keep a clear berth of sb keep a clear head keep a close control of overtime keep a close eye keep a close eye on keep a close watch on keep a close watch over keep a contract keep a cool head keep a copy of keep across keep a diary keep a distance keep a dog and bark oneself keep a family keep a fast keep a firm grasp on keep a firm grip on keep a firm hand keep a firm hand on keep a firm hand on sth keep afloat 略窥一斑略胜一筹略见一斑略识之无略迹原心略迹原情略迹论心略逊一筹略高一筹畦熱涙熱湯熱源オレ釘オロオロオロカオロカオロカシイオロシオロシ