🧩 词语组成解析
plutonium
[[plu:'təuniəm]]
n. 钚\\n[化] 钚Pu
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
🗣️ 情景例句
Well ...
嗯……
A bird may be known by its song.
什么鸟唱什么歌。
She struck the keys too hard and two of the strings were broken.
她在击琴键时用力过猛，损坏了两根琴弦。