1. jam into 挤进
eg The condition of public transport is nearly overcrowded and paralyzed, many people jam into a narrow compartment like sardines in rush hour.
公共的运输的状况将近被挤满并且瘫痪,许多人在上下班时间象沙丁鱼一样堵塞进狭窄的分隔空间。
2. hand sth. to sb. 递给某人某物
3. more often than not 通常;多半