Kelly got the grime off his hands before rejoining her in the kitchen.凯利洗去手上的污垢，又回到厨房来帮她的忙。After the battle the soldier had trouble rejoining his unit.战斗结束后,战士很难重返队伍.Buses have difficulty in gaining access to bus stops a...
The exhibition delves deep into the physics, aromatics and even the timbre of flatulence.此次展览向人们介绍了人体物理 、 气味甚至肠胃胀气的声音等各方面知识.This article reviews researches in various catalysts for alkyl aromatics peroxidation.烷基芳烃过氧化反应是...
在非自主的系统中, f是t的显函数.In a nonautonomous system, f is explicitly a function of t.这当然不是林业学的一种自主的发展.This of course was not an autonomous development of forest science.学生们能够自主的解决这些问题.The students are able to solve the problems ...