You must enter a password to start the system.

你必须输入通关密码以启动系统。

Apple asks users to start the system by changing their phone settings.

苹果会询问用户是否开启一个可以改变其手机设置的系统。

Apple asks users to start the system by changing their phone settings. In these states, app usage levels are higher.

苹果方面会询问用户是否开启可以改变其手机设置的系统。

The experience someone has is they indicate what they want to learn and then the system starts to pitch questions at them.

有人的经验是他们表明他们想学什么，然后系统开始向他们投掷问题。

In the United States and Canada in the last few years, they've started a new system called the AMBER Alert.

过去几年在美国和加拿大，他们启动了一个名为 AMBER Alert 的新系统。

They start this crash-defense buildup system in the body and literally divide and multiply by the millions, where they then attack and kill the tumor.

它们在体内启动这种碰撞防御建立系统，然后除以数百万，然后攻击并杀死肿瘤。

Let's scale the solids up to 6,000 bonds and 8,000 units of energy, and again start the system with three-quarters of the energy in A and one-quarter in B.

如果我们假设每个固体有6000化学键， 需要分配的总能量为8000量子，我们再次将四分之三的能量分配给A，四分之一的能量分配给B。

" If we can get three per cent of the green plant element on Arrakis involved in forming carbon compounds as foodstuffs, we've started the cyclic system, " Kynes said.

“如果我们能够在 Arrakis 上获得 3% 的绿色植物元素参与形成碳化合物作为食物，我们就已经启动了循环系统，”Kynes 说。