## we preach ##

The word "we" refers to Paul and other evangelists. (See: [[rc://en/ta/man/translate/figs-exclusive]])

## Christ crucified ##

“about Christ, who died on a cross.” (UDB; see: [[rc://en/ta/man/translate/figs-activepassive]])

## a stumbling block ##

Just as a person can stumble over a block that is on a road, so is the message of salvation through Christ crucified is to the Jews.  AT: "not acceptable"  or "very offensive". (See: [[rc://en/ta/man/translate/figs-metaphor]])