1. 提高,提升：Biting 尖锐的 sharp | Heightened 提高,提升 increased | Meticulous 小心翼翼的 careful
2. 加剧的：blip,停顿 | heightened,加剧的 | projection,推测
1. All major Asian stock markets in the region tumbled across the board, succumbing to heightened fears of a broader global financial crisis.
2. Heightened environmental concerns are reshaping the nation's approach to economic and social development, pressuring Chinese companies to manage environmental impact as effectively as other business operations.
3. The news follows recent heightened tension between Beijing and Canberra over alleged Australian government restrictions on Chinese investment in mining.
4. Other depressive factors included heightened expectations of an economic recession in the US and possible diversions of capital influx to a second stock trading board.
5. Her stories and novels have a heightened sensibility toward anything visual or sensory but most film adaptations have failed to capture her exquisite essence.
6. Officials at the Department of Homeland Security caution that the US is in a heightened state of alert against terrorism.
7. I remember the first time I went deep into a wine cellar, my sense of smell seemingly heightened by the darkness.
8. Israeli officials declared a heightened state of alert, imposing additional checkpoints on routes into main cities.
9. Officials said that no classified information about the military program was compromised, but heightened protections were added.
10. The Israeli military said Saturday its troops were on heightened alert along the border, and that an Israeli road and tourism sites in the area were temporarily closed.