Cirsium japonicum DC (CJDC) has an inhibition of heart rate.
大蓟有抑制心率的作用。
2
Washington, DC: Carbon dioxide (CO2) emissions arecausing ocean acidification to progress at an unprecedented rate, a newAmerican research has found.
华盛顿特区：美国一项新的研究发现二氧化碳（CO2）的排放使海洋酸化以前所未有的速度进展。
3
A survey by Robert Carroll of American University in Washington, DC, found that the top rate in OECD countries (excluding America) had dropped from 51% in the early 1980s to 32% by 2009.