紧急关头

at a discount

打折

assuming that 假定... | at a discount 打折 | at a crisis 在紧急关头

at a distance

有相当距离

at a crisis 在紧急关头 | at a distance 有相当距离 | at a glance 看一眼,马上

at a glance

看一眼,马上

at a crisis 在紧急关头 | at a glance 看一眼,马上 | at a loss 不知所措地

at a pinch

必要时,在紧急关头

324at a moment's notice提前很短时间通知 | 325at a pinch必要时,在紧急关头 | 326at a stretch连续不断地

hang by a hair / thread

安危末定;千钧一发;处于紧急关头

She Won't hang back. 她是不会踌躇不前的. | hang by a hair / thread安危末定;千钧一发;处于紧急关头: | His life hung by a hair, but the doctors managed to revive him. 他生命垂危,但医生们设法把他救过来...

Crash Dive

紧急下潜

3.紧急命令(Emergency Orders) 紧急下潜(Crash Dive):这个命令使潜艇以最快的方式下潜到70米深度,并且以超速航行的速度前进. 紧急上浮(Blow Ballast):这个命令使潜艇以最快的方式上浮. 因为要利用大量压缩空气,所以推荐在紧急关头使用.

Turning up at the eleventh hour

真是紧急关头啊

●Do you enjoy sleeping all hours of the day and night ?你喜欢整日整夜地睡吗? | ●Turning up at the eleventh hour!真是紧急关头啊! | ●Only just beat the clock.刚好赶上时间.

exigency: n.1

紧急(状态),危急(关头) 2. 急切需要,迫切要求

ostentation n. 炫耀的,卖弄 | exigency n. 1. 紧急(状态),危急(关头) 2. 急切需要,迫切要求 | superstition n. 迷信,迷信行为

But in a pinch

但是在紧急关头

The hairy arms of feather stars are great for combing out food.|羽毛海星的毛茸茸的长臂非常适合把食... | But in a pinch...|但是在紧急关头 | ...they're even better for escaping from marauders.|它更适合逃离...

in an emergency

在紧急关头

emergency 紧急事件 | in an emergency 在紧急关头 | submerge 沉没,淹没

NHL：abbr. non-hodgkin lymphoma; 淋巴瘤

complete ordered field：完备有序体

完全的空间n点形 complete n-point in space | 完备有序体 complete ordered field | 完全正(直)交系 complete orthogonal system