键

jiàn

HSK 5

键 — jiàn

1. key (on a piano or computer keyboard)

   请把这个键轻轻按下。 qǐng bǎ zhège jiàn qīngqīng àn xià — Please press this key gently.

2. button (on a mouse or other device)

   鼠标的左键坏了，右键还能用。 shǔbiāo dì zuǒjiàn huài le yòujiàn hái néngyòng — The mouse's left button is broken; the right button still works.

3. chemical bond

   这类分子之间存在共价键和离子键。 zhèlèi fènzǐ zhījiān cúnzài gòngjiàjiàn hé lízijiàn — There are covalent and ionic bonds between these kinds of molecules.

4. linchpin; crucial element (figurative)

   信任是这段关系的关键。 xìnrèn shì zhèduàn guānxì de guānjiàn — Trust is the linchpin of this relationship.