Writing Balance Rule: The left radical (钅) takes up roughly one-third of the horizontal width, compressed slightly, while the right component (吕) occupies the remaining two-thirds with two balanced stacked squares.
Simplification Logic: The traditional form 鋁 uses 釒 for the metal radical on the left and 呂 on the right. In the simplified form, 釒 is streamlined to 钅.
1. Meaning
aluminum
metal element of group 13
NounNeutral#science#chemistry#elements#materials
Sample Usage
这种窗户是用铝做的。
zhè zhǒng chuānghù shì yòng lǚ zuò de.
This kind of window is made of aluminum.
铝是一种轻金属。
lǚ shì yì zhǒng qīng jīnshǔ.
Aluminum is a light metal.
2. Sound
/[ly²¹⁴]/Tone: 214
铝
lǚlü3
|
++
ˇ(214)
=lǚ
Build the syllable
Step-by-step blending
lü
Tone mark placement: Tone mark sits on "ü" per main-vowel priority (a > e > o; in -iu/-ui the mark takes the second vowel).
Initial Consonant
l
Type: Alveolar Lateral
Sounds like: l sound as in 'lamp'
Unaspirated
Airflow Tactile Test: Air flows freely around both sides of tongue.
Tongue & Mouth Position: Tongue tip touches the alveolar ridge right behind the upper front teeth.
Final Rhyme
ü
Vowel Group: -v vowel group
Sounds like: ü sound like German ü or French u
Mouth Shape Guide: Pronounce as standalone vowel 'ü'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T3 (214)
2 → 1 → 4 (214)
3rd Tone (Low-Dipping)
Tone Pitch & Cadence: Tone 3 starts mid, dips down to the lowest register, and climbs back up, matching the skeptical English questioning intonation of a disbelieving 'Really?'.
Sandhi: When followed by another 3rd tone syllable, lǚ changes to a 2nd tone (rising 35), e.g., lǚguǎn becomes lúguǎn.
👂
Listening trap: Do not confuse the rounded front vowel 'ü' with the plain back vowel 'u' (oo). 'lǚ' uses 'ü', which requires your lips to push forward into a tight circle.
👋
Physical Tone Gesture: Trace a checkmark in the air: dip down sharply from mid-height to low chest level, then sweep upward to high-level space.
3. Writing
Topology: Left-right · Strokes: 11 strokes
Writing Balance Rule: The left radical (钅) takes up roughly one-third of the horizontal width, compressed slightly, while the right component (吕) occupies the remaining two-thirds with two balanced stacked squares.
Simplification Logic: The traditional form 鋁 uses 釒 for the metal radical on the left and 呂 on the right. In the simplified form, 釒 is streamlined to 钅.
4. Components
Radical钅 · metal radical (metal, mineral, tool)
Semantic Clue (形旁):钅 (indicates that this character represents a metallic chemical element)
Phonetic Clue (声旁):吕 (original sound: lǚ)
The metal radical on the left (钅) tells you it is a metal, and the phonetic component on the right (吕) gives it the sound 'lǚ'.
钅 metal semantic indicator
吕 lǚ phonetic sound clue
Phonetic Family (形声字家族)
9· Phonetic Root: 吕 (lǚ)
5. History
Liushu category: Phono-semantic (形声)
Origin: Created in modern times as science expanded and new Western chemical elements needed Chinese names. The metal radical was combined with a phonetic sound-alike character (吕) to represent 'aluminum'.
Semantic Evolution: Coined specifically for modern chemistry to translate the Western element 'aluminum' or 'aluminium'.
Modern chemical characters were systematically created in the 19th and 20th centuries using existing phonetic and metal radical components.
6. Sinosphere
Sound Shift Bridge: Aluminum is a modern scientific coinage without traditional classical Sino-Xenic roots.
7. Memory
Vivid Mnemonic Story
Picture a shiny modern **metal** (钅) cooking pot shaped like two stacked square blocks (**吕**) made entirely of lightweight **aluminum** (lǚ).
Phonetic Family (形声字家族)
吕
lǚsurname Lü; pitchpipe, pitch standard, one of the twelve semitones in the traditional tone systemPhonetic Core (声旁)