unscrewed解释为： 没有扭紧
vbl. 没有扭紧
unscrewed详细解释
v. 没有扭紧
vbl. 没有扭紧
例句与用法：
The officer unscrewed the cap and put the bottle to his nostrils.
那位官员拧开了瓶盖，把瓶子凑近鼻孔。
The lid of this jam pot won't unscrew.
这果酱罐的盖子拧不开。
词形变化：
动词过去式: unscrewed |动词过去分词: unscrewed |动词现在分词: unscrewing |动词第三人称单数: unscrews |
