It is presumable that the client delayed payment because of the bank holiday.

可以推測客戶延遲付款是因為銀行假日。

Given the storm, it is presumable that the shipment will arrive two days late.

考量到暴風雨，可推測這批貨會晚兩天抵達。

The presumable reason for the vacancy is that the manager retired last month.

這個職缺可推測的原因是經理上個月退休了。