a difficult [challenging] task
困難な仕事
a flood of refugees
押し寄せる避難民
a good bit
1 長時間（の…）≪of≫do a good bit of waitingかなり長い時間待つ2 ((略式))ずっと（◆比較級を強める）a good bit more difficultはるかに難しい
a good bit more difficult
はるかに難しい
a hard [tough] nut to crack
((略式))1 （解決すべき）難題，困った状況2 ＝a tough [hard] nut
a hard problem
難問
a hard [tough] row to hoe
困難な仕事［状況］
a hearing defect
難聴
a herculean task
困難な仕事
a long [short] labor
難産［安産］
