biannual

adj.

一年两次的；

1. I have to make a biannual report next Monday.
   下周一我得作半年度报告。
2. Our school doctor recommends a biannual visit to the dentist.
   我们校医建议一年去看牙医两次。
3. In between the meetings, each stockholder receives biannual reports.
   两会之间，每位股东都会收到每年两次的总结报告。
4. The FISU is the supporting organization of the biannual Universiades.
   国际大体联是两年一度的大运会的支持机构。

Biannual complete moult in the Black‐chested Prinia Prinia flavicans
The third biannual winter workshop on schizophrenia. Schladming, Austria, Jan 26-31, 1986.
Two-dimensional correlation spectroscopy — Biannual survey 2007–2009
BIANNUAL RADIOGRAPHIC ASSESSMENTS OF HANDS AND FEET IN A 3-YEAR PROSPECTIVE FOLLOW-UP OF PATIENTS WITH EARLY RHEUMATOID-ARTHRITIS
Biannual Radiographic Assessments of Hands and Feet in a Three‐Year Prospective Followup of Patients with Early Rheumatoid Arthritis
Chronic daily headache in Chinese elderly: prevalence, risk factors, and biannual follow-up.
Schizophrenia, neurodevelopment, and disease. The Fifth Biannual Winter Workshop on Schizophrenia, Badgastein, Austria, January 28 t...
Summer heat and drought extremes trigger unexpected changes in productivity of a temperate annual/biannual plant community
Ivermectin: reduction in prevalence and infection intensity of Onchocerca volvulus following biannual treatments in five Guatemalan ...
Underdiagnosis of Clostridium difficile across Europe: the European, multicentre, prospective, biannual, point-prevalence study of C...