学术类雅思 (8分及以上) - 重量和稳定性

hard to manage because of awkward form

笨拙的, 不灵活的

(of mood, atmosphere, etc.) feeling heavy, slow, and overwhelming

铅色的, 沉重的

inflexible or resistant to pressure

坚定不移的, 坚固的

difficult to move or control because of its large size, weight, or unsusal shape

笨重的, 不易控制的

challenging to manage or move due to size, weight, or awkward shape

笨重的, 难处理的

unstable and likely to shake or rock from side to side

不稳定的, 摇摇欲坠的

very delicate or thin

脆弱的, 稀薄的

substantial in size or weight

重的, 可观的

sturdily constructed and able to endure harsh treatment or challenging environments

坚固的, 耐用的