Best Times to Go to Florence, Italy. Avoid summers if you can, it's hot and packed with sweating tourists in July and August. That said, there's hardly a time you won't encounter tourists in Florence. If you must go in summer, make hotel reservations early.
Helical. Helical (adjective) is having a spiral form of many rounds. Helical can be a hairstyle curl, loop fold of a ribbon that serves as pony and a repeated dialogue of an actor that gives twist to the audience.
Twill is a type of textile weave with a pattern of diagonal parallel ribs (in contrast with a satin and plain weave). twill weave can be identified by its diagonal lines. This is a 2/2 twill, with two warp threads crossing every two weft threads. Structure of a 2â2 twill. The offset at each row forms the diagonal pattern.