once a year

Interest is calculated daily and credited once a year, on 1 April.

利息按天计算，每年4月1日一次性打入账户。

We will re-examine the NIH guidelines at least once a year.

每年我们至少重新检查一次NIH标准.

The external auditors come in once a year.

外聘审计员每年来一次.

Once a year they have to flush the city's sewers.

每年,他们都得冲洗一次城市下水道.

The Public Utilities Commission inspects us once a year.

公共事业委员会每年到我们这里视察一次。

Serpents cast their skin once a year.

蛇每年蜕一次皮.

In the old days we got a visit from the vet maybe once a year.

以前，兽医大概每年来我们这里出诊一次。

The farmers here sow once a year.

这里的农民一年播一次种子.

About two-thirds of adults consult their doctor at least once a year.

约有2/3的成年人至少每年就医一次。

The house has an absentee landlord , who visits the property once a year.

这栋房子的房主不在这儿住, 一年过来一次.

Of course, I'll visit at least once a year, maybe more.

当然, 我最少每年会来拜访一次, 也许更多次.

We hang the walls with wallpaper once a year.

我们每年贴一次壁纸.

All the members of the family get together once a year.

全家成员每年团聚一次.

Once a year a race is held for old cars.

每年举行一次旧汽车比赛.

The Moon reaches its absolute perigee once a year.

月球每年有一次达到它的绝对近地点.