Boron steel
[机] 硼钢
🧩 词语组成解析
boron
[['bɔ:rɔn]]
n. 硼\\n[化] 硼B
steel
[stil]
n. 钢，钢铁;钢制品;兵器;钢铁工业;
vt. 包上或镀上钢;使坚定;
adj. 钢制的;钢铁业的;坚强的;[色彩]青灰色的;
🗣️ 情景例句
I did , but everything is OK,so I decided to come back.
回去了， 但一切安好。于是我决定回来。
Sorry, I'm engaged.
对不起，我有约在先了。
Some live in large groups like the honey bee, and make their nests in trees or holes in the rocks.
有些蜂如蜜蜂是群居在一起，在树上或岩洞里筑巢。