* ` if `=` 如果` * `else `= `否则` * `for `= `循环` * `switch `= `判断` * `case `= `若` * `while `= `条件循环` * `do` = `否定循环` * `break `= `跳出` * `continue `= `跳过循环` * `return `= `返回` * `goto `= `转到` * `setup `= `设置` * `loop `= `回路` * `#include` = `包含` * `#define `= `定义`