adv.立即,马上,径直,径
The whole ship shuddered and trembled at the sudden strain.
突然的拉力使得整只船剧烈颤动。
Her voice was so low he had to strain to catch it.
她的声音很低,他很费力才听得到。
There was a strain of bitterness in his voice.
他的声音听起来有些愤愤不平。