0 New HSK word(s):

0 Old HSK word(s):

开放源代码促进会 [kai1 fang4 yuan2 dai4 ma3 cu4 jin4 hui4]

Open Source Initiative (S)
美国科学促进会 [mei3 guo2 ke1 xue2 cu4 jin4 hui4]

American Association for the Advancement of Science