Definition: a way or method of doing something Level: B2
许多志愿者定期帮忙。
Many volunteers help out on a regular ___basis.
他最初是以临时方式被雇佣的。
He was hired on a temporary ___basis initially.
合同规定了兼职方式的条款。
The contract specifies the terms on a part-time ___basis.
