• 夕(evening; night)
• 口(mouth; speech)

When it's dark and people can't see each other, they must use their mouth to call out names to recognize one another.

• 彐(hand holding brush (pictographic))
• 氺(water; flow)

A hand holding a pen writes flowing lines of characters like water – that is recording and registering.

• 夕(evening; night)
• 口(mouth; speech)

When it's dark and people can't see each other, they must use their mouth to call out names to recognize one another.

• 彐(hand holding brush (pictographic))
• 氺(water; flow)

A hand holding a pen writes flowing lines of characters like water – that is recording and registering.