crawlers

核心释义

A young child or baby that moves around on hands and knees.

1. 1.

   能用手和膝盖爬行但尚不能行走的幼儿。

   A child who is able to creep using its hands and knees but is not able to walk.

2. 2.

   爬泳运动员。

   A crawl swimmer.

3. 3.

   履带式拖拉机,一种使用履带而非车轮的机动车辆。

   A tractor crawler, a motorized vehicle that uses caterpillar tracks instead of wheels.

4. 4.

   半翅目昆虫(如介壳虫)静止发育阶段的移动虫态,通常为第一龄若虫。

   A mobile stage in the development of stationary hemipteran insects such as scale insects—generally the first instar.

5. 5.

   履带式起重机的同义词。

   Synonym of crawler crane.

爬泳运动员；自由泳选手；履带式车辆；履带式拖拉机；履带式起重机；履带吊；（介壳虫等的）初龄若虫；爬虫；能用手和膝盖爬行但尚不能行走的幼儿。