The tube worm has no mouth or digestive organs.

管虫没有嘴，也没有消化器官。

youdao

There was no microbody in the generative cell but many microbodies were present in the tube cell cytoplasm.

生殖细胞内不具微体，而管细胞的细胞质有较多的微体。

youdao

This also means having a back up plan, in case one of you is sick, you get a flat tire and have no tube, etc.

这也意味着需要一个后备计划，以防你们中的一个不舒服，你的车胎漏气却没有备胎，等等类似的事情。

youdao

An incident at his school when he was a teenager, which the court heard was a chlorine attack on an assembly, had only involved a test tube and no-one was hurt, Mr Railton said.

BBC: Man denies 'planned poison attack on bus' in Surrey

The results, observed by an endoscope (a camera on a tube) revealed no damage to the mucous membrane.

ECONOMIST: Chilies

Millions of EE, Vodafone and Virgin Media customers2 will be able to enjoy full WiFi access across London Underground following the deal, keeping the majority of Tube passengers connected for no extra cost3 in 2013 and beyond.

ENGADGET: PSA: Virgin Media extends London Underground WiFi again, aims for 120 stations by early 2013