献宝 xiànbǎo
(1) [present a treasure]∶献出金银珠宝、珍贵的东西
(2) [offer a valuable piece of advice or one's valuable experience]∶比喻提供非常好的建议或心得
呈献珍贵的宝物。
比喻喜欢夸耀表现自认为好的才能、意见。
如:「他又在那里献宝了。」
英语 to present a treasure, to offer a valuable piece of advice, to show off what one treasures