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backbone
US /ˈbækˌbon/
・UK /'bækbəʊn/
B2 中高級英檢高級
n. (u.)不可數名詞脊骨 ； 脊椎 ； 分水嶺 ； 中樞 ； 中堅 ； 頂樑柱 ； 骨幹
He didn't have the backbone to try it
影片字幕
科學家研發出可無限回收的塑膠！🤩 (Scientists Created a Plastic That’s Infinitely Recyclable)
- PDKs are an interesting type of plastic that differ from conventional plastics in that we completely replaced the static covalent bonds that typically comprise... that make up the polymer backbone and we replaced them with dynamic covalent bonds that allow you to do a number of new things.
PDK 塑膠很有趣，和傳統塑膠的不同在於，將原本用來組成聚合體主結構的靜態共價鍵替換成動態共價鍵，就能達成許多新用途。
- PDKs, uh, are an interesting type of plastic that differ from conventional plastics in that we completely replace the static covalent bonds that mi that make up the polymer backbone,
為了分結塑膠，就要先打斷這些鐵鏈，然後花費精力重組，可能要加上許多黏著劑和新的金屬。
中國科技巨頭華為為何讓美國如此害怕？😱 (Why Chinese Tech Giant Huawei Scares the U.S.)
- They build very sophisticated devices that power wireless systems and cellular systems and telecom and the backbone of the internet, the networking environment, and they do it at a much lower price point.
他們打造非常精密的儀器，為無線系統、蜂巢式系統、電信、網路中樞，以及網路環境供電，且要價相對低廉許多。
- But what could be Huawei's biggest success, and what scares countries like the U.S. so much, is its role in building the backbone of the coming 5G revolution.
然而為即將來臨的 5G 革命打造中樞，這件事才是華為最大的成果，且讓美國等國家畏懼。
6分鐘帶你認識章魚的超高智慧！ (Learn how intelligent the octopus is in 6 minutes!)
- and vertebrates is the term for the group of animals that have a spine or backbone.
Catherine: 真是太驚人了。我不知道
- have a spine or backbone. We humans
擁有脊椎或是背骨的動物。我們人類
話題製造機馬斯克的「星鏈」引發衛星太空競賽 (How Elon Musk's Starlink Launched a Satellite Space Race)
- Which means they're not really suitable to form the backbone of a high-speed internet service.
這意味著它們並不適合作為高速互聯網服務的骨幹網。
- Which means they're not really suitable to form the backbone of a high-speed internet service.
目前，"星鏈 "對很多用戶來說是最好的服務。如果你能找到幾乎同樣便宜、提供大致相同服務的同類服務，你肯定會更願意選擇它。
