burden rate的相關(guān)資料：
臨近單詞
burdened
burden
Burden and Standard of Proof
burden-friction resistance
burden of providing evidence
Burden of Subjective Lessens
Burden of taxation burden tax
burden and blast conditioning
burden of persuading the trier
burden of a radioisotope burden
Burdened with grievous cares.
burden the memory with something
