http://www.pons.de/produkte/3-12-517841-X/（牛津大学出版社授权产品）
英语
西班牙语
I. heighten [美 ˈhaɪtn, 英 ˈhʌɪt(ə)n] 动词 trans
1. heighten (intensify):
2. heighten <heightened, past part >:
在《PONS词典》中的词汇
英语
西班牙语
在《PONS词典》中的词汇
英语
西班牙语
| I | heighten |
|---|---|
| you | heighten |
| he/she/it | heightens |
| we | heighten |
| you | heighten |
| they | heighten |
| I | heightened |
|---|---|
| you | heightened |
| he/she/it | heightened |
| we | heightened |
| you | heightened |
| they | heightened |
| I | have | heightened |
|---|---|---|
| you | have | heightened |
| he/she/it | has | heightened |
| we | have | heightened |
| you | have | heightened |
| they | have | heightened |
| I | had | heightened |
|---|---|---|
| you | had | heightened |
| he/she/it | had | heightened |
| we | had | heightened |
| you | had | heightened |
| they | had | heightened |
单语范例（未经PONS编辑处理）
The bus lines that serve the area carry about 5 million passengers per year as of 2012, which is a sufficient ridership for a tram line.
en.wikipedia.org A number of web pages exist that serve to perpetuate the tale.
en.wikipedia.org A strong government was required to serve as the arbiter among competing factions.
en.wikipedia.org The liquid assets serve as the cushion for the broker-dealer's recovery of the full amounts owed to it by customers.
en.wikipedia.org Gaudy patterns glorious with all hues are a cloth version of a kaleidoscope and only serve worshipers of Mammon.
en.wikipedia.org