เสียงที่ใช้ร่วมกัน

[0:00 – 0:02] Wait… THIS tiny wheel controls a giant ship?! [0:02 – 0:06] No engine… no power… just people pushing?! How is that even possible?! [ 0:06 – 0:10] It’s not the wheel… it’s what’s hidden UNDER it… [0:10 – 0:13] These gears transfer and multiply force… turning small effort into massive power. [0:13 – 0:16] And that power moves the rudder… which turns the ENTIRE ship. [ 0:16 – 0:18] But here’s the crazy part… what if only ONE person tried this?