1.This time they've managed to remain undetected.

这次他们终于没被发现。

2.Infections in developing countries may be going undetected.

发展中国家感染可能不会被发现。

3.Law enforcement officials say the teen jet stowaway spent 7 hours undetected before the plane's departure to Hawaii.

执法官员示一名少年偷渡客在飞机离开夏威夷之前未被发现达7个小之久。

4.These creatures are smart. They know how to go undetected.

这些禽兽真狡猾。他们知道怎么逃过侦查。

5." It's just that a lot of them go undetected."

“只是大部分一直未被发现。”

6.A jaguar's patterns help it slink undetected across the sun-dappled rainforest floor.

美洲豹身上斑纹让它可以在阳光斑驳雨林地带潜行。

7.She was accomplishing so much, and she continued to go undetected.

她做了这么多，却一直不被发现。

8.In each region or country it tends to proliferate rapidly undetected.

在每个地区或国家，流行病往往迅速扩散而不被发现。

9.Some may have had undetected mild or asymptomatic reinfections.

有些人或许是未检测出轻症或无症状再感染。

10.Authorities say the virus has been spreading undetected for a week.

示，该病毒已经隐匿传播了一个星期。

11.Their hope was to land undetected, which would give Steve ahead start.

他们希望能在不被察觉情况下降落，以便给予史蒂夫一个有利开。

12.I was surprised. How many of them could walk among us undetected?

我太吃惊了。有多少他们这样人在我们中行走而不被察觉呢？

13.And you know the number one priority in the submarine is to remain undetected.

“你知道，潜水艇首要任务就是保持隐蔽。”

14.While the giant is asleep, you can sneak in, count the candles and escape undetected.

趁巨人睡着候，你可以溜进去数一数蜡烛，然后悄悄逃走。

15.Some mammals, like foxes, may have been in the cities already, prowling undetected at night.

狐狸等一些哺乳动物，可能已经在城市里徘徊，只是在夜游荡，未被人们发现。

16.Wouldn't be the first person to sneak undetected from a hospital-I've done it myself.

也不是没人能溜出医院而不被察觉，我就干成过。

17.So, while hovering, they can go undetected and concentrate on the subtle sounds of their prey.

因此，它们在盘旋，可以不被发现，并专注于猎物细微声音。

18.These vast, unexplored forests are the only places left on Earth where entire communities can live undetected.

这些广阔、未经勘探森林是地球上唯一一个能让整个部族安居并不被发现地方。

19.To communicate undetected, the group modified two radios into telephones, linked together through kilometers of barbed wire covering the countryside.

为了在不被发现情况下进行交流，该组把收音机改成电话，通过覆盖农村，多公里铁丝网连接在一起。

20.India is recording more than 350,000 cases a day, and many more than that are thought to be going undetected.

印度单日记录病例超过35万，据信还有大量病例未被查出。