zhī chí
累得支持不住了。
lèi de zhī chí bú zhù le.
Too tired to hold on anymore; exhausted and can't support oneself.
互相支持
hù xiāng zhī chí
to support each other; mutual support
支持合理化建议。
zhī chí hé lǐ huà jiàn yì.
to support rationalization proposals; to support suggestions for improvement