G 開(kāi)頭單詞
gum rosin 松香
gum resin n. [林] 樹(shù)膠脂
gum pink rubber [經(jīng)濟(jì)學(xué)]肉色樹(shù)膠
gum lancet [醫(yī)藥科學(xué)]牙齦切除刀
gum gingiva [醫(yī)藥科學(xué)]牙齦
gum eraser 橡皮
gum elastic catheter [醫(yī)藥科學(xué)]橡皮導(dǎo)管
gum elastic bougie [醫(yī)藥科學(xué)]彈性樹(shù)膠探條
gum confection [經(jīng)濟(jì)學(xué)]膠姆糖