Clide
放射性核素浓度
🗣️ 情景例句
Pete wrote us and told us.
Pete写信告诉我们的。
A sow, when washed; returns to the muck.
江山易改，本性难移。
They were taking a badly damaged boat from the Virgin Islands to Miami to have it repaired.
他们驾着一条严重损坏的小船从维尔京群岛阿密修理。