v. make more extreme; raise in quantity, degree, or intensity
v. increase the height of
词态变化
过去分词:heightened
过去式:heightened
现在分词:heightening
第三人称单数:heightens
常见例句
1
condition of heightened watchfulness or preparation for action n
2
n condition of heightened watchfulness or preparation for action n a warning serves to make you more alert to danger n an automatic signal (usually a sound) warning of danger v warn or arouse to a sense of danger or call to a state of preparedness
3
v heighten or intensify v give lifelike qualities to v make lively v give new life or energy to
4
a state of heightened physiological activity n
5
A modification of the voice sounds, by which they are intensified and heightened in pitch
