眼ngaan5高gou1手sau2低dai1

English

1. to have high standards but little ability
2. to be fastidious but incompetent (idiom)
3. to aim high but accomplish little; literally: eyes high but hands lowunreviewed?
4. with great ambition but little talentunreviewed?

粵語 — Cantonese

1. 目標好高但達成得少unreviewed?
2. 志向遠大但才能不足以完成；志大才疏unreviewed?

Examples

• unreviewed?

  佢今次真係眼高手低，預計個營業額咁高，結果做得一半都唔夠。

  He aimed high but accomplished little, his sales forecast was too optimistic, in the end not even half of the target was met. ----

• unreviewed?

  佢份人就係咁眼高手低，成日搶住做領導，但又無能力帶領班人做出好成績。

  He has great ambition but little talent. While eager to take the leading role, he is unable to lead the team to greatness.