1) He didn't make his attitude clear.

他没有表明态度。
2) He didn't say which side he was on.

他没有表态。
3) There was a blank look on his face.

他脸上没有表情。
5) He is not free.

他没有空。
补充资料:表明
1.表示清楚。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条