v.使负担过重；使装载过多；使过于劳累
Because of the overburden of our commitments, we are unable to ship your order within the agreed period. 由于我方订货负担过重，无法在协议期限内交货。
Language teachers should be aware of the priority in vocabulary instruction and had better not overburden students' memory. 首先词汇教学的内容要重点突出，循序渐进，不能使短时记忆超负荷。
v.使负担过重；使装载过多；使过于劳累
v.使负担过重；使装载过多；使过于劳累
