Pseudodeltidium
[动]假柄孔盖, 假三角板
🗣️ 情景例句
Tom gave Helen an apple in exchange for a piece of cake.
汤姆用一个苹果和海沦换一块蛋糕。
The buyer has the option of cancelling the contract.
买主有权撤消合同。
On his arrival he was sold to a farmer and worked in the fields.
一到美国，他就被卖给了一个农场主，到地里干活。