Bibeveled drill
[醫] 雙峰鉆
?? 醫學釋義
雙鋒錐
?? 詞語組成解析
[醫] 雙斜面的
drill
[dr?l]
n. 操練;鉆頭;軍事訓練;（應對緊急情況的）演習;
vt.& vi. 鉆（孔）;打（眼）;操練;訓練;
vt. 作…演習，操練;
??? 情景例句
Building a nuclear power plant now would not be doing the environment any favors.
建核電站對于環境沒有什么好處。
An old fox is not easily snared.
老狐貍難得陷羅網。
At the station, he was told by a smiling policeman that his bicycle had been found.
在警察局里，一位面帶笑容的警察告訴他，他的自行車找到了。