to wait for a short time on the phone
電話で少し待つ (denwa de sukoshi matsu)
"Please hold on while I transfer your call."
"少々お待ちください、電話を転送しています。" (Shoushou omachi kudasai, denwa wo tensou shiteimasu.)
to improve or increase after a slowdown
to continue making things better or more effective
to relax and take it easy
to divide a project into smaller parts or stages
to gradually relax or relieve tension
to decide to achieve something and focus on it