by appointment

having previously made an arrangement to do something

根據預先約定

visits are by appointment only.

未經預約，謝絕參觀（或來訪）。

by appointment to the Queen

(in the UK) used by manufacturers to indicate that their products are sold to the queen and are therefore of guaranteed quality

（英國） 女王陛下御用（制造商的產品宣傳用語，宣稱女王系其客戶，以示其產品質量有保證）

power of appointment

power to select the holder of a particular job or position

（決定由何人擔任某一任務或職務的）甄選權

(Law)power to decide the disposal of property, in exercise of a right conferred by the owner

(律)（由財產所有人授予的）財產處置權