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How Do Bees Make Honey from Flower Nectar?
蜜蜂如何把花蜜变成蜂蜜?
精读先不看文字,完整听一遍。
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Bees collect nectar from flowers using their long, tube-like tongues.蜜蜂用细长如管的舌头从花朵中采集花蜜。
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They store the nectar in a special stomach called the honey stomach.它们将花蜜储存在一个名为蜜胃的特殊胃中。
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Back at the hive, worker bees pass the nectar mouth-to-mouth to reduce its water content.回到蜂巢后,工蜂通过口对口传递花蜜,以降低其含水量。
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Enzymes added during this process break down complex sugars into simpler ones.此过程中加入的酶将复杂糖类分解为简单糖类。
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Bees fan their wings to evaporate more water until the nectar becomes thick honey.蜜蜂扇动翅膀进一步蒸发水分,直至花蜜变浓稠成蜂蜜。
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Once water drops below 18%, the honey is sealed in wax cells for storage.当水分降至18%以下时,蜂蜜便被封入蜂蜡巢房储存。
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This low moisture level prevents bacteria and yeast from growing inside.这种低含水量能抑制细菌和酵母在其中生长。
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A single bee makes only about 1/12th of a teaspoon of honey in its lifetime.一只蜜蜂一生仅能酿制约十二分之一茶匙的蜂蜜。
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Honey’s natural acidity and hydrogen peroxide also help keep it fresh for years.蜂蜜天然的酸性和过氧化氢也有助于其数年保持新鲜。
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Humans have harvested honey for over 9,000 years using sustainable methods.人类已采用可持续方式采收蜂蜜逾9000年。
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
- Bees collect nectar from flowers using their long, tube-like tongues. 蜜蜂用细长如管的舌头从花朵中采集花蜜。
- This low moisture level prevents bacteria and yeast from growing inside. 这种低含水量能抑制细菌和酵母在其中生长。
- Humans have harvested honey for over 9,000 years using sustainable methods. 人类已采用可持续方式采收蜂蜜逾9000年。
④ 懂 · 选一选
⑤ 今天会说这一句
Bees collect nectar from flowers using their long, tube-like tongues.
⑥ 跟读并录音
Bees collect nectar from flowers using their long, tube-like tongues.
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:Bees collect nectar from flowers using their long, tube-like tongues.
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。