inverted arc造句

• It is abbreviated as " MSG " and indicated by three chevrons above three inverted arcs, commonly referred to as " rockers ".
• The clouds are in an inverted arc, much like the official die, but the rays of the glory extend down beyond the clouds and in back of the eagle.
• During World War II the rank of platoon sergeant was a " line " grade while staff sergeant with a bar instead of an inverted arc, or " rocker, " was a staff grade.
• Also, the rank of sergeant major was revived as E-9, with a new distinctive rank insignia consisting of the three chevrons and three inverted arcs of a master sergeant / first sergeant but replacing the first sergeant's lozenge with a star .)
• The 1958 restructuring restored the traditional sergeant and staff sergeant rank insignia of three chevrons and three chevrons over an inverted arc, respectively . ( Platoon sergeant became a separate rank title, and along with SFC, became E-7; first sergeants and master sergeants became pay grade E-8.