Cesium
n. 铯\\n[化] 铯Cs
✅ 同义词
🗣️ 情景例句
Band Six.
六级。
A good teacher should always avoid embarrassing his students.
一位好的教师无论何时都应该避免使学生感到难堪。
Even under a clear blue sky, the village looked forbidding, as all the houses were built of grey mud bricks.
农舍全用灰色的土坯建成，因此，即使在晴朗的蓝天底下，村庄看上去也会令人感到难以亲近。