Around 4 months of age, your Lab puppy will begin replacing the milk teeth with adult teeth. At 6 to 7 months, the full set of 42 permanent teeth will be in.
(plural strike rates) ( 1 baseball) the number of runs of a batter divided by the number of balls faced. ( 2 cricket) the number of runs scored by a batsman per 100 balls faced; the number of balls bowled by a bowler divided by the number of wickets taken.  Link/Cite.
A ten-pin bowling score sheet showing how a strike is scored. A strike is a term used in bowling to indicate that all of the pins have been knocked down with the first ball of a frame. On a bowling score sheet, a strike is symbolized by an X.hen all ten pins are completely knocked down with the first ball (called a strike and typically rendered as an X on a score sheet), a player is awarded ten points, plus a bonus of whatever is scored with the next two balls. In this way, the points scored for the two balls after the strike are counted twice.