The boys are flying model planes.

Last Sunday they flew their model planes.

上星期天他们放航模机.

Standing powerless as the shelling unfolded, the law enforcers took no action despite the relentless hail of explosives.

无助地站在一旁看着炮击发生，执法者们在爆炸物如雨点般落下时仍未采取行动。

"With his fingertips, he drew an invisible connection linking these distant spots," the man whispered, sketching ethereal pathways.

"他用指尖在这些相距遥远的点之间画出了一条无形的连接线，"男子低声说道，描绘着缥缈的路径。

The hardships endured by the poor frequently remain invisible—things unseen are swiftly erased from memory.

贫困人群所承受的苦难常常无形无影——未被目睹的事物会迅速从记忆中消逝。

An intangible benefit that women workers value is job satisfaction and a sense of belonging.

女性工人重视的无形好处是工作满意度和归属感。

Tourism revenue is a single big item in the country's invisible earnings.

旅游业收入是该国无形收益中一个单独的大项目。

Parents worry they might overstep these invisible rules.

父母担心他们可能会逾越这些无形的规则。

Bound by an invisible thread, our beings merged into a singular essence.

我们的存在被无形的纽带连接，融合成单一的精华。

His face twisted in agony, as if an invisible hand were about to screw it tight.

他的脸因剧痛而扭曲，仿佛一只无形的手即将把它拧紧。

Tourism remains the largest invisible export for Britain.

旅游业仍然是英国最大的无形输出。

A quick series of largely formless images flickered across the screen.

一连串几乎无形的影像在屏幕上快速闪烁。

The published figure failed to account for an invisible component, making the actual trade surplus in services £200 million less.

公布的数字未能计入一个无形部分，导致实际的服务业贸易盈余少了2亿英镑。

All eyes seem to be focused on me, as if drawn by an invisible force.

似乎所有的目光都聚集在我身上，仿佛被一种无形的力量吸引着。

The intangible benefit extends beyond merely the increase in stock value.

无形的利益不仅仅包括股票价值的上升。

She is an aerobics instructor. That's why she's so healthy.

她是有氧运动老师. 那是她会这么健康的原因.

You are not going to be able to move after this and the aerobics class.

你会动都动不了的.在你做完这个后又去上有氧运动课之后.

Listen, Richard , doing aerobics for an hour is a lot different than lifting weights.

听着, Richard, 一小时的有氧运动可与举重大不相同.

Aerobic exercise can help speed up your heart rate and burn fat.

有氧运动可以帮助加速心率并燃烧脂肪。

Strolling properly qualifies as an aerobic activity that benefits cardiovascular health.

以正确方式进行的散步属于有益心血管健康的有氧运动。

Swimming is an enjoyable aerobic exercise that people of all ages can do, though some may choose to skip it.

游泳是一项适合所有年龄段的有趣有氧运动，尽管有些人可能会选择跳过它。