strain
过去式：strained
过去分词：strained
现在进行时：straining
名词复数：strains
词形变化：
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 |
同义词：
pull | injure | breed | try hard | filter | sieve | struggle | labor | damage | drain | species | tension | draining | rinsing | nervous tension | exertion | effort | injury | extend | stretch | wrench | tow | sprain | race | hurt | quality | trace | tug | descent | streak | stress | tense | deform | separate out | straining | melody | mental strain | form | variant | pains | line | sift | song | stock | nisus | reach | tenor | striving | puree | var. | tune | tense up | distort | filter out | strive | filtrate | try | air | pressure |
反义词：
词义辨析：
同义:
vt.拉紧; 伸张; 牵引
stretch
pull
extend
tug
tow
vt.扭伤
sprain
wrench
injure
hurt
反义:
vt.拉紧; 使过度工作
relax