Would you wait a moment? My husband will be able to talk with you in English better than I.
ご質問ありがとうございます。
① "Please hold on."＝「お待ちください。」
"I'll get my husband on the phone."＝「主人に電話を代わってもらいます。」
② "Would you wait a moment?"＝「少し待っていただけますか。」
"My husband will be able to talk with you in English"＝「主人があなたと英語で話すことができます」
"better than I."＝「私よりも。」
ご参考に。
I'm going to get my husband to help. Do you mind waiting a second?
Could you please wait until my husband comes to the phone? He can speak English.
ーI'm going to get my husband to help. Do you mind waiting a second?
「夫に助けてもらうので、ちょっと待ってもらえますか？」
to get someone to help で「人に助けてもらう」
to wait a second で「ちょっと待つ」
ーCould you please wait until my husband comes to the phone? He can speak English.
「夫に電話口に来てもらうまで待ってもらえますか？夫は英語が話せるので」
to come to the phone で「電話口に来る」
ご参考まで！
アメリカ合衆国 
カナダ 
