📖 今日短文

This summer / I went on an extended hiking trip in the mountains.

The trail was difficult / but the views were full of amazing colors.

I had to concentrate on each step / to avoid slipping on loose rocks.

Using my phone as a GPS / I learned how satellites help us find our way.

The fresh air was good for my energy and mood.

Even when I felt tired / the adventure was worth every moment.

📊 课程进度

0 / 17

📈 学习成绩

暂无成绩

📚 今日词汇

单词	音标	中文	发音练习	例句 + 复读
good for	/ɡʊd fɔːr/	对……有好处	🔊 讲解词态：good gooder goodest 常用短语：good for	Eating vegetables / is good for your body / because they have vitamins. Is this old phone / still good for anything / or should we recycle it? That new app / is good for editing photos / with cool filters!
full of	/fʊl əv/	充满……	🔊 讲解词态：full fuller fullest 常用短语：full of	The night sky / is full of stars / that are actually distant suns. My science notebook / is full of sketches / about how rockets work. Be careful / that website might be full of ads / that slow down your computer.
difficult	/ˈdɪfɪkəlt/	困难的	🔊 讲解词态：difficult difficulty difficulties 近义词：hard · challenging · tough 常用短语：difficult + for · difficult + to do	Learning to code / can be difficult for beginners / but practice helps a lot. It's difficult to see the rings of Saturn / without a telescope. This math problem / is so difficult / that I need to ask my teacher for help.
extended	/ɪkˈstendɪd/	延伸、延长、扩展、延长的	🔊 讲解词态：extend extends extended extending extension extensive 近义词：prolonged · lengthened · stretched · expanded 常用短语：extend + to sth · extend + for · extend + sth to sb	The museum / extended its hours for the new space exhibit. We can extend the Wi-Fi signal / by adding a repeater in the hallway. My teacher / extended an invitation to the science fair / to all students.
concentrate	/ˈkɒnsəntreɪt/	专注、集中	🔊 讲解词态：concentrate concentrates concentrated concentrating 近义词：focus 反义词：distract 常用短语：concentrate on · concentrate hard	When I study for a test / I need to concentrate on my notes / and ignore my phone. To solve this puzzle / you have to concentrate hard / and look for patterns. Can you concentrate on the experiment / while I pour the liquid carefully?
satellites	/ˈsætəlaɪts/	卫星	🔊 讲解词态：satellite satellites 近义词：orbiter · probe 常用短语：satellite + of · via satellite	The Moon / is a natural satellite of Earth / that affects the tides. We watched the soccer game / live via satellite / from another country. Some satellites / take pictures of forests / to help scientists study climate change.