The science of booster shots is a moving target.

加强针科学是个移动的目标。

It's a lot harder to hit a moving target than I thought.

要击中移动目标的难度比我想象中大得多。

The timeline has been a moving target, first planned for 2028, the bullseye is now 2025.

发射最后期限一直在变化，最初计划在2028年，现在的目标是2025年。

Think about how difficult that shot is to make, it's a moving target, it's small from a distance.

想想看这个射击的难度有多高，目标在移动，从远处看目标很小。

The president of Northern Virginia Community College, Robert Templin, said it's difficult for schools to hit this moving target.

北弗吉尼亚社区学院校长罗伯特·坦普林表示学校很难命中这种移动的目标。

Jen is gonna show you how to follow a moving target.

Jen 将向您展示如何跟踪移动目标。

This is a moving target of an indictment, Your Honor.

控方在变更控诉依据 法官阁下。

All of this makes vaccinating for the flu like trying to hit a moving transforming target.

所有这一切使得接种流感疫苗就像试图击中一个移动的转化目标。

Out of curiosity, is this model powerful and accurate enough to neutralize a moving target from 20 yards away?

出于好奇，这个模型是否足够强大和准确以抵消 20 码外的移动目标？

To test how one species of hawkmoth called the tobacco hornworm keeps up with its moving flower targets, researchers created robotic flowers.

为了测试一种名为烟草天蛾的天蛾如何跟上其移动的花朵目标，研究人员创造了机器花。

The Brygmophyseter uses its sonar to try to track the fleeing shark, the water's darkness is not a problem, but hitting a moving target is a challenge.

四贺鲸利用声纳试图寻找逃跑的鲨鱼，水下的黑暗不是问题，不过要命中移动的目标并不容易。

So why place your confidence on something that's a variable that's not guaranteed, that can be a moving target, that may not even be fully defined yet?

那么，为什么要把信心放在一个不确定的变量上呢，可能是一个移动的目标，甚至可能完全没有定义是什么？

During testing an F-22 dropped a GBU-32 Joint Direct Attack Munition from 50,000 feet and while cruising at Mach 1.5- the bomb hit a moving target 24 miles away.

在测试期间， 一架 F-22 从 50, 000 英尺高空投下一枚 GBU-32 联合直接攻击弹药，并以 1. 5 马赫的速度巡航， 炸弹击中了 24 英里外的移动目标。