Yes. We have a bi-weekly flight to Amsterdam.

有的。每周有两班直达阿姆斯特丹的飞机。

All loans are to be paid back in instalments (weekly, or bi-weekly).

所有贷款必须偿还分期（每周或两周一次）。

Periodical follow up on the management trainee progress ( weekly , bi - weekly , monthly, etc. ).

定期维护跟踪储备经理培训进展.

The time covered between pay checks. Can be daily (rare), weekly,monthly, bi-weekly (every 2 weeks), or bi-monthly (twice a month, usually in the middle and end of the month).

两次发工资间隔的时间。可以是每天（极少），每周，每月，双周，半月（每月两次，通常在月中和月末，bi-monthly本意是双月的意思，而实际上是指一月两次，人们将错就错）。

I used to commute between Irvine and San Jose weekly or bi-weekly by taking Southwest, the distance is slightly less anyway.

我用通勤之间尔湾分校圣荷西每周或每两周一次，以西南，华北距离略少，无论如何。