Pfizer's (美国辉瑞公司的) patent in China, which is valid until 2014, could bar _______ producers from a market worth around 200 billion Yuan.
A、vulnerable
B、domestic
C、diligent
D、pessimistic
发布时间:2024-06-01 20:49:07
A、vulnerable
B、domestic
C、diligent
D、pessimistic