常見例句雙語例句First, eight bits for the exponent should represent -128 to 127, just like a signed byte.首先,表示指數的 8 位應該是從 -128 到 127,就像帶符號的字節(jié)一樣。The exponent is interpreted as a signed integer, allowing negative as well as positive exponents.作爲有符號整數的指數可以有正負之分。A floating literal consists of an integer part, a decimal point, a fraction part, ane or E, an optionally signed integer exponent, and an optional type suffix.浮點文字量由整數部分,小數點,小數部分,e 或 E,可選的有符號整數指數,以及可選的類型後綴組成。 返回 signed exponent