helium
?? 發(fā)布時(shí)間：2026-06-29 21:39:51
英[?hi:li?m]||||||美[?hili?m]
- 1 . After hydrogen, the atom with the simplest structure is that of helium .
- 在氫元素之后, 氦的原子結(jié)構(gòu)最簡(jiǎn)單.
來自辭典例句
- 2 . Helium is a very light gas.
- 氦是一種非常輕的氣體。
來自柯林斯例句
- 3 . Helium is a gas used in balloons.
- 氦是一種用于氣球的氣體.
來自《現(xiàn)代漢英綜合大詞典》
- 4 . Unlike helium - 4, it cannot be produced by radioactive decay.
- 與氦 - 4不同之處是, 氦-3不能由放射性衰變產(chǎn)生.
來自英漢非文學(xué) - 科技
- 5 . The helium - 3 apparently became trapped when the earth was formed.
- 顯然,當(dāng)?shù)厍蛐纬蓵r(shí),氦 - 3就被圈閉了.
來自英漢非文學(xué) - 科技
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雅思考試,托福考試,英語單詞,1
英[?hi:li?m]
美[?hili?m]
- n.氦
網(wǎng)絡(luò)解釋.氦氣；氦；氦的；氦元素
雙語例句
- 1 . After hydrogen, the atom with the simplest structure is that of helium .
- 在氫元素之后, 氦的原子結(jié)構(gòu)最簡(jiǎn)單.
來自辭典例句
- 2 . Helium is a very light gas.
- 氦是一種非常輕的氣體。
來自柯林斯例句
- 3 . Helium is a gas used in balloons.
- 氦是一種用于氣球的氣體.
來自《現(xiàn)代漢英綜合大詞典》
- 4 . Unlike helium - 4, it cannot be produced by radioactive decay.
- 與氦 - 4不同之處是, 氦-3不能由放射性衰變產(chǎn)生.
來自英漢非文學(xué) - 科技
- 5 . The helium - 3 apparently became trapped when the earth was formed.
- 顯然,當(dāng)?shù)厍蛐纬蓵r(shí),氦 - 3就被圈閉了.
來自英漢非文學(xué) - 科技