to be extremely frustrated and have no patience left
极度沮丧，已没有耐心 (jidu jushang, yi meiyou naixin)
"After dealing with delays all day, she was at the end of her rope."
"在整天应对延迟之后，她已经到了极限。" (zai zheng tian yingdui yanchi zhihou, ta yijing daole jixian)
an older person who uses the internet regularly
a positive aspect in a bad situation
honest and legal; without deceit
to make something definite or certain
to study very hard
to ruin a chance or opportunity by mistake
