他的脾气很坏，有时会完全失控。用英语怎么说？

他的脾气很坏，有时会完全失控。

He had a terrible temper, and sometimes he would completely lose control...

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

terrible

adj. 可怕的，危害极大的，劣质的，极度的；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

temper

n. 性情，脾气，特征，（钢等）回火，怒气；vt. 调和，使回火，锻炼，缓

例句
He was about to lose his temper but checked himself in time...
他刚要发火，不过又及时克制住了。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

sometimes

adv. 有时，间或，时

例句
I want to work at home on a Tuesday but as it turns out sometimes it's a Wednesday or a Thursday.
我想周二在家工作，但实际上有时却是周三或是周四。

would

aux. 将，将要，愿意，会，打算，大概；v. (will 的过去式，用于转述)将；

例句
I would love to go abroad this year, perhaps to the South of France.
我今年很想出国，可能是去法国南部。

completely

adv. 完全地，完整地，完全，彻底，全部，一干二净，很，非常，充分，十分，万分；

例句
...a second career which absorbed her more completely than her acting ever had.
比演艺生涯更让她投入的又一职业

lose

vt. 失去，错过，遗失，耽搁；vi. 损失，输掉，走慢，降低价

例句
Without more training or advanced technical skills, they'll lose their jobs.
没有进一步的培训或高级技能的话，他们就会丢掉工作。

control

vt. 控制，管理，限制，支配；n. 支配权，操纵者，（对国家、地区、机构等的）管理权，（键盘上的）控制键；

例句
It is arguable whether he ever had much control over the real economic power...
他是否掌控过真正的经济大权还有待证实。