Mesothoriumi
[化] 新钍I; 228Ra
🗣️ 情景例句
Licking envelopes.
粘信封。
If you like.
如果您喜欢。
These lights flickered continuously like traffic lights which have gone mad.
灯泡一刻不停地闪烁着，就像失去了控制的红绿灯。