What do you mean by half a cup of green tea?

is a figurative expression, which is often used in poetry, literary works or rhetorical devices to represent a small cup of clear and transparent tea.

this expression is used to express the beauty of simplicity, simplicity and purity. Compared with complicated things, half a cup of green tea symbolizes a simple and true lifestyle or emotional experience. It emphasizes the pursuit of peace and inner peace in a busy and noisy world, and embodies the pursuit of the simple nature of life through a small amount of pure things.