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rimfire

/ˈrɪmfaɪər/

Meanings
noun

边缘发火弹，边缘击发弹。

A type of firearm cartridge where the primer is in the back rim, rather than a central primer cap. They are cheap to produce but cannot be reloaded with powder.

Examples :

"My dad uses a .22 rimfire for target practice because the ammunition is inexpensive. "
我爸用.22口径的边缘发火弹做射击练习，因为这种子弹很便宜。
weapon military technical

Related Words

Illustration rather

rather verb

/ˈɹɑːðə/ /ˌɹɑːˈðɜː(ɹ)/ /ˈɹæðɚ/

宁愿，宁可。

"I rather enjoy helping my brother with his homework. "

我宁愿帮我弟弟做功课，很喜欢这样做。

Illustration cannot

cannot noun

/kəˈnɑt/ /kæˈnɒt/ /kə(n)ˈnɑt/

不可能的事，办不到的事

"the cans and cannots"

能做到的和做不到的事

Illustration because

because adverb

/bɪˈkɒz/ /biˈkɔz/

因为，由于。

"I went to the park because the weather was nice. "

因为天气很好，所以我去了公园。

Illustration firearm

firearm noun

/ˈfaɪərɑːrm/ /ˈfaɪərɑːrm/

枪械，火器

"The hunter carefully handled the firearm, knowing it contained explosive powder to propel the lead projectile. "

猎人小心地摆弄着那支枪械，因为他知道里面装有可以发射铅弹的火药。

Illustration practice

practice noun

/ˈpɹæktɪs/

练习，操练

"He will need lots of practice with the lines before he performs them."

他需要反复练习台词，才能在表演时发挥出色。

Illustration reloaded

reloaded verb

/ˌriːˈloʊdɪd/ /ˌriːˈləʊdɪd/

重新装填，再次装载。

"After the printer ran out of paper, I reloaded it with a fresh stack. "

打印机没纸后，我又重新装填了一叠新的纸。

Illustration cartridge

cartridge noun

/ˈkɑːtɹɪdʒ/ /ˈkɑɹtɹɪdʒ/

弹药筒，子弹。

"The soldier carefully loaded a new cartridge into the rifle. "

士兵小心地将一颗新的子弹装入了步枪。

Illustration inexpensive

inexpensive adjective

/ˌɪnɪkˈspɛnsɪv/ /ˌɪnɛkˈspɛnsɪv/

便宜，不贵

"The used textbooks were inexpensive, so we could afford them for our class. "

这些二手课本很便宜，所以我们买得起，能给班里的同学用。

Illustration ammunition

ammunition noun

/ˌæmjuˈnɪʃən/

弹药，军火。

"The army carefully stored the ammunition in a secure vault. "

军队小心地把弹药储存在一个安全的地下金库里。

Illustration produce

produce verb

/pɹəˈdjuːs/ /pɹəˈdus/ /ˈpɹɒdjuːs/ /ˈpɹoʊ.dus/

生产，制造，产生

"The farmer's fields produced a bountiful harvest of tomatoes this year. "

今年农民的田地里生产了大量的西红柿。

Illustration primer

primer noun

/ˈpɹaɪ.mə(ɹ)/ /ˈpɹaɪmɚ/

祈祷书，入门书。

"The parish priest recommended a new primer for parishioners who wanted a smaller, more accessible prayer book for daily devotions. "

教区牧师向那些想要一本更小巧、更易于携带，方便每日灵修的祈祷书的教友们，推荐了一本新的《初级祈祷书》。

Illustration central

central adjective

/ˈsɛntɹəl/

中心的，中央的。

"The central library is located in the heart of the city. "

中央图书馆位于市中心。