cloud可數嗎

例句：

1、a cloud of chaff, for decoying radar-guided missiles

迷惑雷達制導導彈的`干擾雲

2、The scandals still cloud MCI's reputation.

這則醜聞仍然損害着微波通信公司的聲譽。

3、The night was dark, the stars hidden behind cloud.

那個夜晚很黑，星星躲在雲後面。

4、Another cloud of witnesses compasses me about.

又一羣目擊者把我圍了起來。

5、The American edition of `Cloud Street' is already in its third printing.

美國版《雲街》已是第三次印刷了。