LinguaRamp

供電設備大革新！為什麼資料中心要換高壓直流電？真的有必要嗎？【科學關鍵字 試播集】

YouTube · PanSci · Native everyday · 2026/07/11
2026/07/11
Speech duration
8min 53s
Unique characters · 207 once
575
Word count
1,736
Average sentence length
6.8
Length
9:12
Unique words · 378 once
661
Syllables per minute
298
Script
Traditional 繁
Sentences
391
Difficulty
Beyond ranked vocabularydifficulty

Many of this content's words are outside our ranked vocabulary list — specialised terms or name-like words — so no level reaches 95% word coverage.

How difficulty works
Beyond ranked vocabulary

Many of this content's words are outside our ranked vocabulary list — specialised terms or name-like words — so no level reaches 95% word coverage.

TAGSNative everydayScience
Open on YouTube SOURCEYouTube

Vocab coverage

The Level you need to know each share of this video’s words. The dark 95% step is its difficulty.

TOCFL coverage

Which TOCFL (TBCL) level each of this video’s words comes from.

  • TOCFL 1 36%
  • TOCFL 2 8%
  • TOCFL 3 6%
  • TOCFL 4 10%
  • TOCFL 5 9%
  • TOCFL 6 4%
  • TOCFL 7 2%
  • Not on TOCFL 24%

Cumulative: TOCFL 1–4 covers 61% of the words, TOCFL 1–6 covers 74%, TOCFL 1–7 covers 76%.

Words to learn first

Pick a level to see the words a learner there needs to understand 95% of this video’s words.

Starting from zero (Beginner), learn 573 words to reach 95% of this video’s words.

The 20 most-used of these 573 words.

WordPinyinMeaning (CC-CEDICT)In videoLevel
的deof; ~'s (possessive particle); (used after an attribute when it modifies a noun); (used at the end of a declarative sentence for emphasis); (used after a noun, verb or adjective to form a nominal expression, as in 皮革的[pi2 ge2 de5] "one made of leather" or 跑堂兒的|跑堂儿的[pao3 tang2 r5 de5] "a waiter (literally, one who runs back and forth in a restaurant)" or 新的[xin1 de5] "new one"); also pr. [di4] or [di5] in poetry and songs; really and truly; a taxi; a cab (abbr. for 的士[di1 shi4]); (bound form) bull's-eye; target115Lv 1
是shìto be (followed by substantives only); correct; right; true; (respectful acknowledgement of a command) very well; (adverb for emphatic assertion); variant of 是[shi4]36Lv 1
會huìcan; to have the skill; to know how to; to be likely to; to be sure to; to meet; to get together; meeting; gathering; (suffix) union; group; association; (bound form) a moment (Taiwan pr. [hui3]); (bound form) to reckon accounts25Lv 1
不bùno; not so; (bound form) not; un-20Lv 1
在zàito exist; to be alive; (of sb or sth) to be (located) at; (used before a verb to indicate an action in progress)19Lv 1
一yīone; single; a (article); as soon as; entire; whole; all; throughout; "one" radical in Chinese characters (Kangxi radical 1); also pr. [yao1] for greater clarity when spelling out numbers digit by digit18Lv 1
電壓diàn yāvoltage17Unranked
就jiù(after a suppositional clause) in that case; then; (after a clause of action) as soon as; immediately after; (same as 就是[jiu4 shi4]) merely; nothing else but; simply; just; precisely; exactly; only; as little as; as much as; as many as; to approach; to move towards; to undertake; to engage in; (often followed by 著|着[zhe5]) taking advantage of; (of food) to go with; with regard to; concerning; (pattern: 就[jiu4] ... 也[ye3] ...) even if ... still ...; (pattern: 不[bu4] ... 就[jiu4] ...) if not ... then must be ...16Lv 1
這zhè(pronoun) this; these; (coll.) this; (bound form) this; the (followed by a noun); (bound form) this; these (followed by a classifier) (in this sense, commonly pr. [zhei4], esp. in Beijing)16Lv 1
直流電zhí liú diàndirect current15Unranked

Is this video right for my Chinese?

A 9-minute video from PanSci with 9 minutes of speech at 298 syllables per minute. It's 1,736 words long, using 661 different words. Difficulty: Beyond ranked vocabulary — many of its words are outside our ranked vocabulary list, so no level reaches 95% word coverage. Words to learn first include 的, 是, 會.