drill
名词复数:drills
过去式:drilled
过去分词:drilled
现在进行时:drilling
词形变化:
名词: driller | 动词过去式: drilled | 动词过去分词: drilled | 动词现在分词: drilling | 动词第三人称单数: drills |
词义辨析:
同义:
vt.训练
practice
instruct
teach
train
exercise
prepare
condition
discipline
n.钻孔机
tool