timid and weak-willed

He is quite timid and weak-willed in the face of difficulties.

他在困难面前十分 怯弱.

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She has a timid and weak-willed nature and has no definite views of her own.

她生性怯弱，没有主见。

词典精选例句

The jian pi yi fei fang can delay muscle weakness, muscle atrophy symptoms, improve muscles jumping, dysarthria, difficulty swallowing, body becoming thin, sound weak qi timid, cough weakness, spontaneus sweating, eating less and anorexia, complexion chlorosis atc symptoms.

健脾益肺方可以延缓肌无力、肌萎缩症状，改善肌肉跳动、构音障碍、吞咽困难、形体消瘦、声短气怯、咳声低怯、自汗、食少纳呆、面色萎黄等症状。

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on the exterior, she is timid and weak-willed; but on the interior, she has a rather strong mind and never yields to any difficulties.

她貌似怯弱，但内心却十分坚强，在困难面前从不屈服。

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