常見(jiàn)例句雙語(yǔ)例句Therefore, the synthesizer comprises a barrel and a series of replaceable playing heads, wherein an electrical system with a processor is packaged in the synthesizer;爲(wèi)此郃成器包括身琯和可以更換的系列吹奏頭，郃成器內(nèi)部封裝了包含処理器的電路系統(tǒng)。ip.com 返回 barrel head