This is the 8183rd most frequent Chinese word.
fda
The sequence "fda" is not a standard Chinese word. It may be a transliteration error or refer to something else.
The term 'FDA' is used here as a proper noun referring specifically to the Food and Drug Administration.
在中国，FDA的药品审批过程非常严格。
In China, the FDA's drug approval process is very stringent.
'FDA' again is referenced as an organization that regulates food and drug safety.
美国FDA管理着大量的食品和药品安全事宜。
The US FDA oversees numerous food and drug safety matters.
The term 'FDA' is presented as a topic of discussion, likely introducing the listener to its meaning or relevance.