1
be made of silicone
silicone 指材料时通常作不可数名词。
This phone case is made of silicone.
这个手机壳是硅酮做的。
硅酮；聚硅氧烷；硅树脂
先理解核心含义，再看它在真实句子里的用法。
硅酮；聚硅氧烷；硅树脂
a heat-resistant synthetic polymer made from silicon and oxygen, used in sealants, lubricants, and rubber
This phone case is made of silicone.
这个手机壳是硅酮做的。
一类惰性、半无机聚合物化合物(聚硅氧烷),具有广泛的热稳定性和极强的疏水性,广泛用于工业应用和人体假肢替代物。
Any of a class of inert, semi-inorganic polymeric compounds (polysiloxanes), that have a wide range of thermal stability and extreme water repellence, used in a very wide range of industrial applications, and in prosthetic replacements for body parts.
一种在广泛温度范围内异常稳定的硅氧烷类,常用于润滑剂、粘合剂、涂料、合成橡胶和电绝缘
any of a large class of siloxanes that are unusually stable over a wide range of temperatures; used in lubricants and adhesives and coatings and synthetic rubber and electrical insulation
This spatula is made of silicone, so it won't melt when you cook with it.
这把锅铲是用硅树脂做的，所以用它做饭时不会熔化。
The cake came out of the silicone mold very easily.
蛋糕很容易就从硅树脂模具里取出来了。
Some silicones are used in sealants and waterproof coatings.
有些聚硅氧烷用于密封剂和防水涂层。
silicone 指材料时通常作不可数名词。
This phone case is made of silicone.
这个手机壳是硅酮做的。
silicone 常作定语修饰名词，表示由硅酮制成或与其相关。
They applied silicone sealant around the bathtub.
他们在浴缸周围涂了硅酮密封胶。
复数形式 silicones 指不同种类的硅酮化合物。
This coating contains one of the silicones that resist high temperatures.
这种涂料含有一种耐高温的聚硅氧烷。
Not this
The keyboard is made of silicon.
Use this
The keyboard is made of silicone.
silicon 是化学元素“硅”，silicone 是用于制造键盘等产品的合成聚合物“硅酮/硅胶”；两者拼写相近但意义完全不同。
Not this
The desiccant packet is filled with silicone gel.
Use this
The desiccant packet is filled with silica gel.
silicone 是聚硅氧烷，而 silica 是二氧化硅；干燥剂包里装的是 silica gel，不是 silicone gel。汉语“硅胶”可能对应这两个不同的英语词，需根据物品功能区分。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
硅胶植入物
She decided to get silicone implants after the surgery.
手术后她决定植入硅胶假体。
硅酮密封胶
Use a silicone sealant to fill the gap around the bathtub.
用硅酮密封胶填补浴缸周围的缝隙。
硅橡胶
The spatula is made of heat-resistant silicone rubber.
这个锅铲由耐热硅橡胶制成。
硅凝胶
The phone case is made of soft silicone gel.
这个手机壳由柔软的硅凝胶制成。
硅胶烘焙垫
Place the dough on a silicone baking mat before rolling it.
擀面团前，先把面团放在硅胶烘焙垫上。
硅酮喷剂
Apply silicone spray to the door hinges to stop the squeaking.
给门铰链喷点硅酮喷剂，消除吱吱声。
Use silicone naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
硅是 silicon，后面加 e 成 silicone（硅酮），读音基本不变，用它想成“硅的延伸品”，耐高温的软胶材料。
语域：mixed 常见场景：产品说明与日常购物、材料科学文献、美容/医疗场景 该词为普通技术名词，多用于产品说明、日常购物等非正式场合，也常见于材料科学、医疗等正式语境；正式程度通常随具体场景变化，不宜简单定为纯口语或纯书面语。
与 silicone 结尾同韵（/oʊn/）的词：cone /koʊn/、tone /toʊn/、stone /stoʊn/、phone /foʊn/、alone /əˈloʊn/。注意 silicon /ˈsɪlɪkən/ 拼写很像但发音不同，结尾是 /ən/ 而不是 /oʊn/。
Dictionary facts from ECDICT, WIKTIONARY.