v.使負(fù)擔(dān)過重；使裝載過多；使過于勞累

Because of the overburden of our commitments, we are unable to ship your order within the agreed period. 由于我方訂貨負(fù)擔(dān)過重，無法在協(xié)議期限內(nèi)交貨。

Language teachers should be aware of the priority in vocabulary instruction and had better not overburden students' memory. 首先詞匯教學(xué)的內(nèi)容要重點突出，循序漸進(jìn)，不能使短時記憶超負(fù)荷。

v.使負(fù)擔(dān)過重；使裝載過多；使過于勞累

v.使負(fù)擔(dān)過重；使裝載過多；使過于勞累