1. Must I strive toward colorlessness?

2. Three benzene are solvents with features of colorlessness, aroma, volatility and nammability.

3. The encounter smudged into the same colorlessness of every other colorless moment in the colorless flow of time on the bridge.

4. Existing study indicates that discourse markers have three features: detachability of discourse markers, semantic colorlessness of discourse markers, and pragmatic motivation of discourse markers.

5. It constructs the beauty of transcendency of poetry from the perspective of aesthetic standards of plant, natural standards of colorlessness and the spiritual sustenance of feeling of objects.