attaint的一般过去时为：attainted...

vt.当首领（captain的现在分词形式）...

maintain的一般过去时为：maintained...

Abstain from sex or use condoms.禁绝性事或使用安全套。Do you drink alcohol, smoke, or abstain?你喝酒抽烟吗，还是烟酒不沾？His doctor ordered him to abstain from beer and wine.他的医生嘱咐他戒酒....

horsetail的音标：horsetail的英式发音音标为：['hɔ:steɪl]horsetail的美式发音音标为：['hɔsteɪl]...

abstainer的复数形式为：abstainers...

n.铵石膏...

appertain的现在进行时为：appertaining...

stains的音标：...

container的音标：container的英式发音音标为：[kən'teɪnə(r)]container的美式发音音标为：[kən'tenɚ]...

obtains的音标：...

...

taint的音标：taint的英式发音音标为：[teɪnt]taint的美式发音音标为：[tent]...

The psychiatrist must learn to maintain an unusual degree of objectivity.精神科医生务必要学会保持超乎寻常的客观态度。She could not maintain her balance and moved in a wobbly fashion.她无法保持平衡，走路颤颤巍巍。His critics maintain that he's responsib...

hightail的一般过去时为：hightailed...

captain的现在进行时为：captaining...

retail的一般过去时为：retailed...

ponytail的复数形式为：ponytails...

v.戒（尤指酒），戒除( abstain的第三人称单数 )，弃权（不投票）...

entertain的现在进行时为：entertaining...

detail的现在进行时为：detailing...

the Rocky Mountains的音标：...

详细设计，细节设计，细部设计...

detail的现在完成时为：detailed...

vi.戒（尤指酒），戒除，弃权，避免...

n.裁缝业，成衣业v.裁制( tailor的现在分词 )，调整使适应...

He had retained a keen interest in the progress of the work.他对那项工作的进展一直很关心。She retained a number of copies for further annotation.她保留了许多副本以便作进一步的注解。Gary Kasparov has retained his title as world chess champion.加雷·卡斯帕罗夫卫冕了...

ascertain的现在完成时为：ascertained...

n.挽留，延误...

He makes decorative vessels in copper, stainless steel and silver.他用铜、不锈钢和银制造装饰性器皿。The standard spec includes stainless steel holding tanks.标准配置里包含了不锈钢储液罐。a large stainless steel pan一只不锈钢大平锅...