Today's Rocket Words: Your 5 words and meanings to learn

复合材料

由两种或更多具有不同物理或化学性质的成分组成的材料,当它们结合在一起时,产生一种新材料,而它的特性与原来的材料都不同。

骨料

复合材料中具有抗压缩应力性能的成分。

压缩应力

当材料被挤压时所受的力。

混凝土

由粗细颗粒骨料与液体胶凝材料混合搅拌而成的复合材料。

玻璃纤维丝

一种常用的玻璃纤维增强塑料。

Accessibility Commitment

We are committed to making our presentations accessible to everyone. Our platform supports adjustable text size, colour schemes, keyboard navigation, and screen reader compatibility.

Text Appearance Settings

Click the ⚙️ settings icon to customize your viewing experience:

  • Font Size: Small, Medium, or Large (ideal for visual difficulties)
  • Font Family: Choose from accessible fonts including Atkinson Hyperlegible (designed for dyslexia), Inter, Roboto, and others
  • Letter Spacing: Normal, Wide, or Extra Wide to reduce visual crowding
  • Text Case: Normal, lowercase, First Letter Caps, or UPPERCASE

Color Schemes

High-contrast options for visual sensitivity and dyslexia support:

  • Yellow on Black (dyslexia-friendly)
  • Black on White (standard high clarity)
  • White on Purple/Green/Blue backgrounds

Narration

Support auditory learners with multiple voice options (Male 1-3, Female 1-3) to help with engagement and comprehension.

Keyboard Shortcuts

or Space
Next slide
or Backspace
Previous slide
Home / End
First / Last slide
F / S / N
Fullscreen / Settings / Narration
Esc
Close dialog or exit fullscreen

Additional Features

  • Alternative text for images and ARIA landmarks for screen readers
  • Full keyboard navigation through all content
  • Settings save automatically for your session

💡 Tip: Every learner is different. Explore the settings to find what works best for you, and don't hesitate to try different combinations.

If you encounter any accessibility barriers or have suggestions for improvement, please contact us:

Email: [email protected]