1.a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)
2.similar to the mandrill but smaller and less brightly colored
3.systematic training by multiple repetitions;
practice makes perfect
4.(military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms
1.make a hole with a pointed power or hand tool;
don't drill here, there's a gas pipe
2.train in the military, e.g., in the use of weapons
3.learn by repetition;
We drilled French verbs every day
4.teach by repetition
5.undergo military training or do military exercises
鬼狒(學名:Mandrillus leucophaeus)是猴科山魈屬的一種,該屬另外一種動物是山魈,過去這兩種動物曾被歸入狒狒屬。鬼狒在外表上與山魈相似,只是面部沒有后者那么顏色豐富。雜食性,以果類、昆蟲及蛙、蜥蜴、鼠等為食。結群生活,每群有幾個或50余個,領頭的老雄猴力大且勇猛,牙齒長而尖銳,對各種敵害均具有威脅性。主要生活在非洲的喀麥隆、尼日利亞等少部分地區,屬于非洲最為瀕危的靈長目動物之一。