Effective treatment options for individuals with chronic hepatitis B infection were limited until 1998 when lamivudine, the first nucleoside analogue drug, was introduced.

1998年首个核苷类似物药物拉米夫定推出之前，慢性乙肝病毒感染者可选的有效治疗途径一直都非常有限。

youdao

However, randomized trials testing how folic acid alone or with B vitamins impacts cancer risk are limited and inconsistent.

而叶酸单用或联合B族维生素对患癌风险影响的随机临床试验确是有限的，而且相互矛盾。

youdao

Party B is a limited company incorporated in China.

乙方是一家在中国注册的有限责任公司。

youdao

Huntingdon retained an approximate 30% interest in the REIT through the ownership of Class B limited partnership units of a subsidiary of the REIT.

FORBES: FAM Real Estate Investment Trust Completes $58.8 Million Initial Public Offering

While Jews regularly practice circumcision as part of their religion, metzitzah b'peh is limited to a relatively small number of ultra-Orthodox Jews.

CNN: Babies' herpes linked to circumcision practice

B. 2549 is not limited to a one to one conversation between two specific people.

CNN: Sponsor: Arizona bill isn't aimed at Internet trolls