spineless

• 形容一个人缺乏勇气、决心或道德力量，怯懦软弱；也用于字面意义，指没有脊椎的动物。

Describes a person lacking courage, determination, or moral strength; also used literally to describe an animal without a spine.

1. Lacking courage or willpowerB2informal

   Weak in character, lacking determination, courage, or the ability to stand up for oneself.

   懦弱的

   • He was too spineless to confront his boss about the unfair treatment.
   • The politician gave a spineless response to the crisis.
   • She called him spineless for not defending his own ideas.

   同义词cowardlyfaint-heartedfeeblegutlessindecisiveineffectualirresolutepusillanimoussofttimidtimorouswimpishyellow

   反义词backboneboldbravecourageousdeterminedfirmgutsyresolutespiritedstrong-willed

2. Lacking a backboneC1formalscientific

   Describing an animal that does not have a vertebral column or spinal column.

   无脊椎的

   • Jellyfish are spineless creatures that drift through the ocean.
   • The biologist studied spineless marine organisms.
   • Spineless animals make up a large portion of the animal kingdom.

   同义词invertebrate

3. Lacking spines or thornsC2formalscientific

   Referring to a plant or animal that naturally lacks spiny processes, thorns, or prickles.

   无刺的

   • The spineless cactus is popular for indoor gardening.
   • This variety of rose is spineless, making it easier to handle.
   • Spineless plants are often preferred in landscaping for safety.

   同义词thornlessunarmed

   反义词pricklyspinythorny