strains

第三人称单数：

动词第三人称单数: strains

更多词形：

动词过去式: strained | 动词过去分词: strained | 动词现在分词: straining | 动词第三人称单数: strains |

单词例句：

There are also some virus strains.

此外还有一些病毒品种。

This strain of wheat can grow during a cold spring.

这种小麦可以在寒冷的春天生长。

I like bright and vivacious strains.

我喜爱活泼欢快的曲调。

Strains in the Earth's crust seem to pile up.

地壳的应力似乎一直在积聚着。

New strains of viruses appear periodically.

新菌系的细菌周期性地产生。

He pitched his story in a sentimental strain.

他把故事写得带有伤感情调。

He was breaking up under the strain.

他劳累过度，身体逐渐衰弱。

Severe strain resulting from exhaustion or an accident.

精神紧张过度劳累或意外事故引起的高度紧张

Red strains of Delicious are being planted.

元帅的红色品系也有栽植。