freight|freighted|freighting

海运的运费比空运便宜很多。

The ___freight for shipping by sea is much cheaper than by air.

他的沉默中充满了未说出口的歉意。

His silence was ___freighted with unspoken apologies.

他们主要通过铁路来运输这些重型机械。

They mainly focus on ___freighting these heavy machines by rail.