| 鍵 | [ jiàn ] key (on a piano or computer keyboard), button (on a mouse or other device), chemical bond, linchpin |
| 鍵入 | [ jiàn rù ] to key in, to input |
| 鍵帽 | [ jiàn maò ] keycap |
| 鍵槽 | [ jiàn caó ] key slot |
| 鍵盤 | [ jiàn pán ] keyboard |
| 鍵盤俠 | [ jiàn pán xiá ] keyboard warrior |
| 鍵盤樂器 | [ jiàn pán yuè qì ] keyboard instrument (piano, organ etc) |
| 鍵詞 | [ jiàn cí ] keyword |
| ⇒ 三鍵 | [ sān jiàn ] triple bond (chemistry), triple link |
| ⇒ 上箭頭鍵 | [ shàng jiàn toú jiàn ] up arrow key (on keyboard) |
| ⇒ 下箭頭鍵 | [ xià jiàn toú jiàn ] down arrow key (on keyboard) |
| ⇒ 二硫鍵 | [ èr liú jiàn ] disulfide (chemistry) |
| ⇒ 以慎為鍵 | [ yǐ shèn weí jiàn ] to take caution as the key (idiom); to proceed very carefully |
| ⇒ 價鍵 | [ jià jiàn ] valence bond (chemistry) |
| ⇒ 共價鍵 | [ gòng jià jiàn ] covalent bond (chemistry) |
| ⇒ 化學鍵 | [ huà xué jiàn ] chemical bond |
| ⇒ 右箭頭鍵 | [ yoù jiàn toú jiàn ] right arrow key (on keyboard) |
| ⇒ 單鍵 | [ dān jiàn ] single bond (chemistry) |
| ⇒ 回車鍵 | [ huí chē jiàn ] carriage return |
| ⇒ 大鍵琴 | [ dà jiàn qín ] a harpsichord |
| ⇒ 左箭頭鍵 | [ zuǒ jiàn toú jiàn ] left arrow key (on keyboard) |
| ⇒ 快捷鍵 | [ jié jiàn ] (computer) shortcut key, hotkey |
| ⇒ 按鍵 | [ àn jiàn ] button or key (on a device), keystroke, CL:個|个[ge4], to press a button |
| ⇒ 按鍵音 | [ àn jiàn yīn ] keypad tone, key tone |
| ⇒ 氫鍵 | [ qīng jiàn ] hydrogen bond |
| ⇒ 熱鍵 | [ rè jiàn ] hotkey, keyboard shortcut |
| ⇒ 琴鍵 | [ qín jiàn ] a piano key |
| ⇒ 空格鍵 | [ kòng gé jiàn ] space bar (keyboard) |
| ⇒ 箭頭鍵 | [ jiàn toú jiàn ] arrow key (on keyboard) |
| ⇒ 肽鍵 | [ taì jiàn ] peptide bond CO-NH, bond in protein between carboxyl radical and amino radical |
| ⇒ 色鍵 | [ sè jiàn ] chroma key, bluescreen, greenscreen (video editing) |
| ⇒ 退格鍵 | [ tuì gé jiàn ] backspace (keyboard) |
| ⇒ 金屬鍵 | [ jīn shǔ jiàn ] metallic bond |
| ⇒ 關鍵 | [ guān jiàn ] crucial point, crux, CL:個|个[ge4], key, crucial, pivotal |
| ⇒ 關鍵字 | [ guān jiàn zì ] keyword |
| ⇒ 關鍵績效指標 | [ guān jiàn jì zhǐ ] key performance indicator (KPI) |
| ⇒ 關鍵詞 | [ guān jiàn cí ] keyword |
| ⇒ 雙鍵 | [ shuāng jiàn ] double bond (chemistry) |
| ⇒ 離子鍵 | [ lí zǐ jiàn ] ionic bond (chemistry) |
| ⇒ 電鍵 | [ diàn jiàn ] electric key, switch |