official register的用法和樣例：
例句
- Your warranty is invalid without an official registration stamp.
您的保固書沒蓋官方註冊章所以無效。 - Through our effort in the past eight years, we make this officially registered brand in China and Europe become the leading brand in Chinese fashionable jewelry industry.
近八年的努力，讓這個在中國和歐洲均經過官方註冊的品牌，成為了中國時尚首飾行業內部推崇的領導性品牌。
