忽然之间用英文怎么说

忽然之间的英文：
in a split-second

"But suddenly, by keeping my mind open, I understood why he said what he said. "
忽然之间,我打开了自己的思路,懂得了他说的那些话的道理。

They didn't crystallize, they split.
他们不是具体化，而是分裂。

The issue will split the Demoratic Party.
该问题会分裂民主党的。

Your coat has split at the seams.
你的上装接缝处裂开了。

I have a splitting headache
我的头痛得都快炸了

To split or force apart with or as if with a wedge.
楔入，劈开用或好象用楔子劈开或使分裂

the second in command
副司令员

grounded to the second baseman.
打到二垒手位置的滚地球

Down Second Avenue
沿着第二条林荫大道走去

'You' is a second person pronoun.
你是第二人称代词。

Habit is second nature
习惯成自然