Operations are allowed between compatible types and not between any data whatsoever.

操作只允许在兼容的类型中进行，不允许在不兼容的数据中。

youdao

The ALTER COLUMN SET DATA type option on the ALTER TABLE statement has been extended to support all compatible types.

ALTER table语句中的ALTER COLUMN SET DATA TYPE选项进行了扩展，可以支持所有兼容的类型。

youdao

For two pointer types to be compatible, both shall be identically qualified and both shall be Pointers to compatible types.

两个相容的指针，既要有同一的限定修饰词，所指向的类型也要相容的。而两个相容的类型要符合如下规定。

youdao

Both tablets are looking to appeal to business types, with QuickOffice, Evernote and Twonky (that means DLNA-compatible streaming) all pre-installed.

ENGADGET: Motorola Xoom 2 Media Edition hands-on (video) Hands-on