black and white; right and wrong; monochrome 黑白 hēi bái - Finance Mandarin

研发

yán fā

R and D research and development

和

hé

and ; together with; with; sum; union; peace; harmony; surname He; Japanese related; Taiwan pr. hàn

对

duì

right; correct; to right; correct; couple; pair; towards; at; for; to face; opposite; to treat (sb a certain way); to match together; to adjust; to fit; to suit; to answer; to reply; classifier: couple

建议

jiàn yì

to propose ; to suggest; to recommend; proposal; suggestion; recommendation; ,點|点[diǎn]

原则

yuán zé

principle ; doctrine;

竞争对手

jìng zhēng duì shǒu

competitors