Disappear; When a piece of fuel is consumed
Deep-rooted; be utterly disheartened
Success or failure; Dealing with different countries or political groups
The culprit; bare/show one's fangs/teeth
Consciously and voluntarily; Imitate sb's every step.
Know yourself and yourself; Give advice
Bending the law; Recruit deserters and traitors/traitors
Get to the bottom of it; do everything possible
Search for chapters and sentences; Write a book to explain a theory
Piecewise analysis; If winter comes,
Real talent and practical learning; A false show of love