Thorium hydroxide
[化] 氢氧化钍
🧩 词语组成解析
n. 钍\\n[化] 钍Th
n. 氢氧化物\\n[化] 氢氧化物
🗣️ 情景例句
(looking at his calendar) Oh, next Friday is May 4th.
（正在看着日历）哦，下周五是五月四号了。
Don't forget to put stamps on your letter.
别忘了贴邮票。
Excuse me, are you American?
你是美国人吗？