drills, 演習

Servicemen of the Belarussian Interior Ministry's special forces unit perform during Maslenitsa celebrations, a pagan holiday marking the end of winter celebrated with pancake eating and shows of strength, at their base in Minsk, Belarus February 19, 2017. (Photo by Vasily Fedosenko/Reuters)
Drills this Week
http://avax.news/fact/Drills_this_Week_21-02-2016.html

drills什么意思,drills的中文翻譯,drills的發音,用法和例句- WebSaru英漢

鑽，訓練，演習，斜紋布