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- natural gum resin 天然树胶基树脂
- Perhaps because of a natural gum in the plant, the layers stuck together. 也许由于植物中有天然胶质，几层粘到一起了。
- An aromatic gum resin similar to myrrh, produced by certain Asian and African shrubs or trees of the genus Commiphora. 非洲香胶，伪没药一种类似于没药的芳香树脂，从亚洲和非洲的某种没药属灌木或树木中提取
- A special scouring process used to remove the natural gum, sericin, from silk, is called degumming. 清除蚕丝中的天然胶一丝胶的过程叫做脱胶。
- An aromatic gum resin similar to myrrh,produced by certain Asian and African shrubs or trees of the genus Commiphora. 非洲香胶，伪没药一种类似于没药的芳香树脂，从亚洲和非洲的某种没药属灌木或树木中提取
- Frankincense is a sweet smelling gum resin derived from certain Boswellia trees which, at the time of Christ, grew in Arabia, India, and Ethiopia. 乳香是一种芳香气味的树胶脂，源自某种鲍达乳香树，在基督时期生长于阿拉伯，印度和埃塞俄比亚。
- An aromatic gum resin obtained from African and Asian trees of the genus Boswellia and used chiefly as incense and in perfumes. 乳香一种从亚、非林木里提炼出的芳香的树脂乳香属主要用作香料
- A bitter,aromatic gum resin extracted from an Asiatic plant(Ferula galbaniflua) or any of several related plants and used in incense and medicinally as a counterirritant. 白松香一种带苦味的、芳香的树脂胶（绿黄汁阿魏阿魏属），从一种亚洲植物或者相关的植物中提炼出并用于制香和作为药用对抗刺激素。
- A strong-smelling gum resin from the stems of a plant(Dorema ammoniacum) of western Asia,formerly used in perfumery and in medicine as an expectorant and a stimulant. 氨草胶西亚的一种取自植物茎中的、有强烈味道的胶性树脂（氨草胶），以前用来制造香水和药物，如去痰药和兴奋剂。
- A bitter, aromatic gum resin extracted from an Asiatic plant(Ferula galbaniflua)or any of several related plants and used in incense and medicinally as a counterirritant. 白松香一种带苦味的、芳香的树脂胶（绿黄汁阿魏阿魏属），从一种亚洲植物或者相关的植物中提炼出并用于制香和作为药用对抗刺激素
- A strong - smelling gum resin from the stems of a plant(Dorema ammoniacum)of western Asia,formerly used in perfumery and in medicine as an expectorant and a stimulant. 氨草胶西亚的一种取自植物茎中的、有强烈味道的胶性树脂（氨草胶），以前用来制造香水和药物，如去痰药和兴奋剂
- A bitter, aromatic gum resin extracted from an Asiatic plant (Ferula galbaniflua) or any of several related plants and used in incense and medicinally as a counterirritant. 白松香：一种带苦味的、芳香的树脂胶（绿黄汁阿魏阿魏属），从一种亚洲植物或者相关的植物中提炼出并用于制香和作为药用对抗刺激素
- A strong-smelling gum resin from the stems of a plant(Dorema ammoniacum) of western Asia, formerly used in perfumery and in medicine as an expectorant and a stimulant. 氨草胶西亚的一种取自植物茎中的、有强烈味道的胶性树脂（氨草胶），以前用来制造香水和药物，如去痰药和兴奋剂
- A bitter, aromatic gum resin extracted from an Asiatic plant(Ferula galbaniflua) or any of several related plants and used in incense and medicinally as a counterirritant. 白松香一种带苦味的、芳香的树脂胶（绿黄汁阿魏阿魏属），从一种亚洲植物或者相关的植物中提炼出并用于制香和作为药用对抗刺激素
- A special scouring process used to remove the natural gum, sericin, from silk, is called...gumming. 清除蚕丝中的天然胶一丝胶的过程叫做脱胶。
- Myrrh is an aromatic gum resin which oozes from gashes cut in the bark of a small desert tree known as Commifera Myrrha or the dindin tree. (The gashes are reminders of the wounds Christ received while being flogged by the Roman soldiers. 没药是一种芬芳的树胶脂，从一种没药树，沙漠中的一种小树中提取，在树干上切割深深的裂缝，就会渗出来。
- an odorous gum resin formerly used in medicines. 一种有气味的树胶树脂，以前用于制药。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- aromatic gum resin; similar to myrrh. 一种类似没药的芳香树脂。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
