blurt * out +
I was really angry when he blurted out the secret.
(使) 陷入泥沼；(使) 陷入困難；(使) 不能前進
Richard got bogged down in his research and didn't finish the project in time.
We were starving and bogged in when the food was served.
bog into +
They bogged into the lunch.
(英口語) (粗魯說法) 滾開
Bog off! Get out of here!
boil * down +
The report's so long, I boiled it down into a two-page summary.
boil down to +
It's difficult to choose which appliance to buy, but in the end it usually boils down to cost.
I left the milk on the cooker and it boiled over.
The tension had been building up and it boiled over in the meeting.
(形勢) 惡化；(怒火) 升高
The anger boiled up in me when I saw what they had done.
boil * up +
I boiled up some water for a cup of coffee.
bone up on +
I need to bone up on my English grammar for the test.