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Silver Spoons Turn Dark Over Time
为什么银器会变黑
精读先不看文字,完整听一遍。
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My grandma’s silver spoons look dull and gray after sitting in the drawer for weeks.奶奶的银勺在抽屉里放了几周,看起来暗淡发灰。
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This dark film forms when silver meets tiny bits of sulfur in the air or food.这种暗色薄膜是银与空气或食物中的微量硫接触后形成的。
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Eggs, onions, and rubber bands make silver darken faster than other items.鸡蛋、洋葱和橡皮筋比其他物品更容易让银器变黑。
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I help polish them gently with a soft cloth and special silver cleaner.我用软布和专用银器清洁剂轻轻擦拭它们。
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We store them in cloth bags to keep air and moisture away from the surface.我们把银器存放在布袋里,隔绝空气和湿气。
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The black layer isn’t rust—it’s called tarnish and doesn’t harm the metal.那层黑色物质不是锈,叫作硫化,不会损伤金属。
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Sometimes I notice it first on the fork tines where food touches most often.有时我最先注意到叉子齿尖变黑,因为那里接触食物最多。
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My dad says polishing feels like giving old things a fresh, shiny welcome back.爸爸说,擦拭银器就像给老物件一个闪亮崭新的欢迎。
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Even new silver will darken if left out near a kitchen stove or window.即使新银器,若放在灶台或窗边,也会变暗。
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After cleaning, the spoons sparkle again when we set the table for dinner.清洗后,摆上餐桌时银勺又闪闪发亮了。
精读 · 大约 10 分钟
听 → 读 → 学表达 → 懂 → 今天会说这一句 → 跟读录音 → 自己说一句。
③ 学 · 重点表达
- Eggs, onions, and rubber bands make silver darken faster than other items. 鸡蛋、洋葱和橡皮筋比其他物品更容易让银器变黑。
- The black layer isn’t rust—it’s called tarnish and doesn’t harm the metal. 那层黑色物质不是锈,叫作硫化,不会损伤金属。
- I help polish them gently with a soft cloth and special silver cleaner. 我用软布和专用银器清洁剂轻轻擦拭它们。
④ 懂 · 选一选
⑤ 今天会说这一句
Eggs, onions, and rubber bands make silver darken faster than other items.
⑥ 跟读并录音
Eggs, onions, and rubber bands make silver darken faster than other items.
第一版:录下来、回听、再听标准音。系统打分以后再加。
⑦ 说 · 自己来一句
用今天的表达,自己说一句。
例子:Eggs, onions, and rubber bands make silver darken faster than other items.
已记下。连续天数以后会显示在课表里。
陈老师指导
课程开发中,敬请期待。成人和孩子都可以先自学听读、精读。
这边的讲解音轨还在做。想先跟着老师走完固定 30 课,可以去陈老师带读社(和自学通行不是同一份会员)。
课程开发中,敬请期待。