v. 开发( develop的第三人称单数 ); 发展; （使）成长; （使）发育

v make something new, such as a product or a mental or artistic creation

v work out

v gain through experience

v come to have or undergo a change of (physical features and attributes)

v come into existence; take on form or shape

v change the use of and make available or usable

v elaborate, as of theories and hypotheses

v create by training and teaching

v be gradually disclosed or unfolded; become manifest;

v grow, progress, unfold, or evolve through a process of evolution, natural growth, differentiation, or a conducive environment

v become technologically advanced

v cause to grow and differentiate in ways conforming to its natural development

v generate gradually

v grow emotionally or mature

v make visible by means of chemical solutions

v superimpose a three-dimensional surface on a plane without stretching, in geometry

v move one's pieces into strategically more advantageous positions

v move into a strategically more advantageous position

v elaborate by the unfolding of a musical idea and by the working out of the rhythmic and harmonic changes in the theme

v happen

v expand in the form of a series