结构体或数给大小不确定的英文

size of structure or array not known ------------------

• 结构:    structure; composi ...
• 体:    body; part of the ...
• 或:    nǎi-.
• 数:    frequently; repeat ...
• 给:    supply; provide
• 大小:    big or small
• 不确定:    indeterminacy