at ones service 随时提供服务 ; 随时帮助某人
at ones wits end 不知所措 ; 智穷 ; 智穷计尽
at ones own risk 自行负责
at ones witsend 不知所措
be at oneS witsend 不知如何是好
at ones best 处在最好状态 ; 处在最佳状态
at ones fingertips 了如指掌
be at ones books 用功学习
They looked at ones from the ancestral home of soybeans, Asia. They searched for germplasms that could keep plants from weakening and wilting during hot, dry summers in the United States.
他们着眼于一些原产地在亚洲的大豆样本,寻找能够在美国炎热干燥的夏季抑制弱化和蔫萎的胚质。
Mark is one of the lucky ones —he at least has somewhere to sleep.
马克是个幸运的人,他至少还有地方睡觉。
They looked at ones from Asia.
VOA: special.2009.01.20
But what you should be able to do is take a look at a list of answers for what we're saying z effective might be, and determining which ones are possible versus which ones are not possible.
但是你们应该能够做到的,是看一下这个可能的,有效电荷量的答案列表,并且确定哪些是可能的,哪些是不可能的。
So the top ones at the moment, you've got "Billy Eliot", "The Lion King",
而且,现在最热门的几部有《比利•艾略特》、《狮子王》、
应用推荐