严酷

在炎炎夏日最严酷的三伏天里，户外地表监测温度甚至突破了逼近五十摄氏度的极端高温。

zài yán yán xià rì zuì yán kù de sān fú tiān lǐ, hù wài dì biǎo jiān cè wēn dù shèn zhì tū pò le bī jìn wǔ shí shè shì dù de jí duān gāo wēn.

In the harshest days of summer, the outdoor surface temperature even exceeded the extreme high temperature of nearly 50 degrees Celsius.

许多温带落叶树种在严酷的寒冬时节会自动脱落树叶，进入生理休眠状态。

xǔ duō wēn dài luò yè shù zhǒng zài yán kù de hán dōng shí jié huì zì dòng tuō luò shù yè, jìn rù shēng lǐ xiū mián zhuàng tài.

Many temperate deciduous tree species will automatically shed their leaves during the harsh winter and enter a state of physiological dormancy.

常年驻守在大漠戈壁无人区边防高寒哨所极其严酷的高原极端环境考验与日复一日的实战化特战演练，造就了边防侦察连战士们钢铁铸就的坚毅意志。

cháng nián zhù shǒu zài dà mò gē bì wú rén qū biān fáng gāo hán shào suǒ jí qí yán kù de gāo yuán jí duān huán jìng kǎo yàn yǔ rì fù yí rì de shí zhàn huà tè zhàn yǎn liàn, zào jiù le biān fáng zhēn chá lián zhàn shì men gāng tiě zhù jiù de jiān yì yì zhì.

The extremely harsh plateau extreme environment test and day-after-day practical special operations drills stationed at the border defense post in the no-man's land of the Gobi Desert all year round have created the steel-forged will of the soldiers of the Border Reconnaissance Company.